National Center for Case Study Teaching in Science

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National Center for Case Study Teaching in Science Collection Resources (395)

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The 1st New Disease of the 21st Century
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This case study uses a PowerPoint (~1MB) combined with role-playing to present the epidemiology and pathophysiology of Severe Acute Respiratory Syndrome (SARS). Students learn about the etiology and pathophysiology of the disease, and then argue different health professionals' perspectives on a plan of action for dealing with its consequences. Developed for a pathophysiology course for undergraduates, the case could also be used in a microbiology course or in a course in public or international health.

Subject:
Life Science
Material Type:
Case Study
Provider:
National Center for Case Study Teaching in Science
Provider Set:
Case Study Collection
Author:
Otto Sanchez
The 2000-Meter Row: A Case Study in Performance Anxiety
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This case study is based on another case in our collection, The 2000-Meter Row: A Case in Homeostasis, which emphasizes the metabolic, respiratory, and cardiac responses of a young athlete competing in a championship rowing event. In this modified version, the same event is viewed in a new light to explore the psychological ramifications of the stressful sports competition. The case was developed for a mixed undergraduate-graduate course in sport psychology.

Subject:
Life Science
Psychology
Material Type:
Case Study
Provider:
National Center for Case Study Teaching in Science
Provider Set:
Case Study Collection
Author:
Doug M. Post
The 2000-Meter Row: A Case in Homeostasis
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The physically demanding sport of competitive rowing is the backdrop for this case about homeostasis in which students follow the physiological changes that occur in an athlete competing in a 2000-meter race. The case was developed for use in a second-year anatomy and physiology course. It would also be appropriate in exercise and sports science classes.

Subject:
Life Science
Anatomy/Physiology
Material Type:
Case Study
Provider:
National Center for Case Study Teaching in Science
Provider Set:
Case Study Collection
Author:
Nathan Strong
AH-CHOO!: A Case Study on Climate Change and Allergies
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As the carbon dioxide concentration of our atmosphere increases and our climate warms, the hay fever season seems to be getting longer and more severe. In this case study, students assume the a role of a public relations specialist contracted to communicate the link between climate change and pollen allergies. The activity focuses on the importance of scientific skills to careers outside science, and is most suitable for a lower-level introductory biology, human health, or environmental science course.

Subject:
Environmental Science
Life Science
Ecology
Forestry and Agriculture
Material Type:
Case Study
Provider:
National Center for Case Study Teaching in Science
Provider Set:
Case Study Collection
Author:
Juanita Constible
Luke Sandro
Richard E. Lee, Jr.
AIDS and the Duesberg Phenomenon
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Renowned virologist and member of the prestigious National Academy of Science, Peter Duesberg has argued that AIDS is not caused by HIV, but is the result of recreational and anti-HIV drugs. In this PBL case, students read Duesberg's 1999 article in Science magazine titled "HIV is Not the Cause of AIDS" as well as a response to it titled "HIV Causes AIDS" by medical researchers Dr. William A. Blattner and colleagues. Students work in groups to identify the issues as well as any terms or concepts they don't understand, then research these out of class to pool their information as they learn about AIDS and HIV.

Subject:
Life Science
Material Type:
Case Study
Provider:
National Center for Case Study Teaching in Science
Provider Set:
Case Study Collection
Author:
Clyde Freeman Herreid
Abracadabra: Magic Johnson and Anti-HIV Treatments
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This case introduces students to HIV, its life cycle, treatment, and problems associated with treatment options. The case, which incorporates critical thinking skills, active learning, self-directed study, and peer-to-peer learning, was developed for use in an undergraduate upper-level biology course entitled "The Molecular Basis of Disease." It could also be used in an immunology class, a molecular evolution class, or a general biology class to introduce viruses.

Subject:
Life Science
Material Type:
Case Study
Provider:
National Center for Case Study Teaching in Science
Provider Set:
Case Study Collection
Author:
Brian Rybarczyk
Accidental Drowning or Foul Play?
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This case was developed for use in the first semester of a sophomore organic chemistry laboratory to illustrate how a combination of techniques is usually required in the identification of chemical compounds. It involves a murder mystery with a forensic twist. Students are told that two bodies have recently been recovered from two different lakes. Due to a mix-up at the morgue, the coroner's office is unable to determine which body came from which lake. The students' task is to develop a methodology to solve this mystery as well as determine whether the deaths were the result of murder or mishap. The case could also be used in instrumental analysis courses or adapted for a non-majors course in the general education curriculum.

Subject:
Life Science
Chemistry
Material Type:
Case Study
Provider:
National Center for Case Study Teaching in Science
Provider Set:
Case Study Collection
Author:
Monika I. Konaklieva
Acids, pH, and Buffers: Some Basic Chemistry for Biological Science
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In this "clicker case," a three-year-old girl gets into the medicine cabinet and ingests an unknown number of aspirin tablets. Her brother calls 911 and the girl is taken to a nearby hospital, where she is treated. The case is used to discuss the Law of Mass Action, chemical equilibrium and equilibrium constants, pH, and weak acids and buffers in the context of medical management of a life-threatening emergency. It is called a "clicker" case because it is designed to be presented in a class that uses personal response systems, or "clickers." The case is presented via a series of PowerPoint slides (~400KB) punctuated by multiple-choice questions, which the students answer using their clickers. It could be adapted for use without these technologies. The case is suitable for use in an introductory biology course where integration with biologically relevant chemistry is an important course objective. It could also be used in a chemistry course.

Subject:
Life Science
Chemistry
Material Type:
Case Study
Provider:
National Center for Case Study Teaching in Science
Provider Set:
Case Study Collection
Author:
Terry Platt
An Adventure in Stereochemistry: Alice in Mirror Image Land
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Playfully alluding to Lewis Carroll's tale of Alice Through the Looking Glass, this case study considers the problems that would arise if a person were to cross over into a mirror-image environment. Students read about a drowsy undergraduate studying for a stereochemistry exam who finds herself in a place where spearmint gum tastes like caraway seed. The case emphasizes the lock-and-key theory of enzyme action and stresses the need for molecules to have the proper chirality if they are to be biologically useful. Designed for introductory organic chemistry and biochemistry courses, the case could also be used in biology courses.

Subject:
Life Science
Chemistry
Material Type:
Case Study
Provider:
National Center for Case Study Teaching in Science
Provider Set:
Case Study Collection
Author:
Frank J. Dinan
Gordon T. Yee
Agony and Ecstasy: A Case Study on Cell Membrane Structure and Function
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This "clicker case" follows Susan, an intern at a local hospital, who has admitted a patient she discovers has used the drug Ecstasy. The girl becomes delirious, and Susan begins to suspect that she may be suffering from water intoxication. The case is designed for an introductory biology course for either science or non-science majors, though it could be adapted for upper level courses. It uses an example of water intoxication to introduce membrane structure and function, osmosis, and electrolyte balance in the body. The case itself is a PowerPoint presentation (~800KB) shown in class that is punctuated by multiple-choice questions students answer using clickers. It could be adapted for use without these technologies.

Subject:
Life Science
Material Type:
Case Study
Provider:
National Center for Case Study Teaching in Science
Provider Set:
Case Study Collection
Author:
Norris Armstrong
All That Glitters May Not Be Gold: A Troublesome Case of Transgenic Rice
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In this decision case, a congressional staffer must weigh a number of competing concerns and issues, including popular reactions to genetically modified organisms, in deciding how to present information to her boss, an influential congressman drafting legislation to support agricultural research. The case explores the social and biological issues surrounding micronutrient malnutrition, including deficiencies of several vitamins and essential minerals, especially iron, iodine, and vitamin A, which affect at least one-third of the world's population, primarily in developing nations. Developed for a graduate-level seminar on "Genomics, Agriculture, Food Systems and Development," the case teaches about the issues surrounding genomic applications in agriculture and their implications to health, environmental stewardship, economic sustainability, and national development.

Subject:
Education
Life Science
Ecology
Forestry and Agriculture
Nutrition
Material Type:
Case Study
Provider:
National Center for Case Study Teaching in Science
Provider Set:
Case Study Collection
Author:
Gerald F. Combs, Jr
Amanda's Absence: Should Vioxx Be Kept Off the Market?
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When chronic pain forces a top student to withdraw from college, biology instructor Dr. Sharpe learns that medications (in this case, Vioxx) may be removed from the market for many reasons, including safety concerns. As the case unfolds, students learn how the FDA balances drug safety against medical needs. As written, the case is appropriate for a non-majors biology course. It could also be adapted for use in a more advanced course in cell biology, pharmacology, or biochemistry, or modified to explore statistical analysis, specific analytical methods used for risk/benefit analysis, or bioethical issues.

Subject:
Life Science
Chemistry
Material Type:
Case Study
Provider:
National Center for Case Study Teaching in Science
Provider Set:
Case Study Collection
Author:
Dan Johnson
Amber's Secret
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This problem-based case focuses on the female menstrual cycle and early stages of pregnancy of an unwed teenager. Working in small groups, students identify the learning issues for each part of the story and research answers to their questions. They are then given more of the case to evaluate. The cycle of analysis, information seeking, and sharing is repeated for each stage of the case. The case can be used in numerous settings including general health, biology, and sociology classes or in more specialized courses such as physiology, endocrinology, nursing, medicine, human development, social services, or counseling.

Subject:
Health, Medicine and Nursing
Life Science
Anatomy/Physiology
Sociology
Material Type:
Case Study
Provider:
National Center for Case Study Teaching in Science
Provider Set:
Case Study Collection
Author:
Clyde Freeman Herreid
Lisa Marie Rubin
And Now What, Ms. Ranger?  The Search for the Intelligent Designer
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Intelligent Design continues to be a hot political and educational topic in some parts of the country. This discussion case study uses the dramatic setting of a public school board as it considers whether district science teachers should be made to read a statement to their classes identifying Intelligent Design as a competing theory to evolution that is worthy of scientific consideration. The relevant statement is in fact the one that was at the center of the 2004 controversy in Dover, Pennsylvania. This case would be appropriate in general biology or advanced courses where the focus is on evolution.

Subject:
Education
Life Science
Material Type:
Case Study
Provider:
National Center for Case Study Teaching in Science
Provider Set:
Case Study Collection
Author:
Clyde Freeman Herreid
Andrea: The Death of a Diabetic
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In chronicling the life and death of a woman who developed diabetes as a teenager, this case study explores such basic science topics as metabolism, hormones, cell receptors, eye anatomy, and immunology as well as issues in nutrition, exercise, stem cell research, transplantation, drug delivery systems, genetic engineering, and health care. The case has been used in a physiology course as part of a unit on metabolism and hormonal control.

Subject:
Life Science
Anatomy/Physiology
Material Type:
Case Study
Provider:
National Center for Case Study Teaching in Science
Provider Set:
Case Study Collection
Author:
Clyde Freeman Herreid
Another Can of Bull?  Do Energy Drinks Really Provide a Source of Energy?
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This case is a "clicker" adaptation of a similarly titled case by Merle Heidemann and Gerald Urquhart of Michigan State University, "A Can of Bull?" The story introduces students to basic principles of metabolism and energy through a biochemical analysis of commonly available "energy drinks" that many students purchase at relatively high prices. Students learn to define energy in a biological/nutritional context, identify valid biochemical sources of energy, discuss how foods are metabolized to generate ATP, and critically evaluate marketing claims for various energy drinks. The case can be used in introductory level courses to introduce these principles or as a review of basic biochemistry and nutrition for upper-level students in nutrition, physiology, or biochemistry courses. The case is presented in class using a PowerPoint (~2.3MB) that is punctuated by multiple-choice questions students answer using personal response systems, or "clickers."

Subject:
Life Science
Anatomy/Physiology
Nutrition
Chemistry
Material Type:
Case Study
Provider:
National Center for Case Study Teaching in Science
Provider Set:
Case Study Collection
Author:
Cheryl D. Davis
Nancy A. Rice
Answer Keys
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Answer keys provide acceptable answers to the questions posed in a case. Since these questions are intended to be answered by students and are often graded, keys are password-protected and access limited to registered instructors affiliated with an educational institution.

Material Type:
Case Study
Provider:
National Center for Case Study Teaching in Science
Provider Set:
Case Study Collection
Anthrax Attack!: A Case on Bioterrorism
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This case study presents a fictitious bio-terrorist plan to release anthrax in the United States. Students are assigned character roles and, through research, role-playing, and teamwork, develop a plan to minimize or avert the attack. The case is appropriate for courses designed for health professionals, general biology courses, and social science courses.

Subject:
Life Science
Material Type:
Case Study
Provider:
National Center for Case Study Teaching in Science
Provider Set:
Case Study Collection
Author:
Kari A. Mergenhagen
An Antipodal Mystery
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The discovery of the platypus had the scientific world in an uproar and kept it tantalized for decades. Here was the strangest animal ever seen. How was one to classify it? It had fur. So, was it a mammal? But then what to make of its duck-like bill? And how did it produce and suckle its young? Based on the book by Ann Moyal titled Platypus: The Extraordinary Story of How a Curious Creature Baffled the World, the case focuses on classification and evolution and models the scientific process, with scientists arguing, debating, collecting more information, and revising their opinions as more data become available.

Subject:
Life Science
Zoology
Material Type:
Case Study
Provider:
National Center for Case Study Teaching in Science
Provider Set:
Case Study Collection
Author:
Clyde Freeman Herreid
Anyone Who Had a Heart: A Case Study in Physiology
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After undergoing a fertility procedure, a 37-year-old woman and her husband are expecting twins. The delivery goes smoothly, but it soon becomes apparent that, while the baby boy appears normal, the baby girl has a heart problem and is cyanotic. In this interrupted case study, students diagnose the problem based on the babies' signs and symptoms as well as on their knowledge of the anatomy and physiology of the heart and the changes that occur in the heart after birth. The case was developed for use in a one-semester animal physiology course taken by sophomore and junior science majors. It could also be used in a freshman general biology course or in an anatomy and physiology course.

Subject:
Life Science
Anatomy/Physiology
Material Type:
Case Study
Provider:
National Center for Case Study Teaching in Science
Provider Set:
Case Study Collection
Author:
Phil Stephens
Are You Blue? What Can You Do?: A Case Study on Treatment Options for Depression
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This case study introduces students to treatment alternatives for depression using a jigsaw method in which groups of students are divided up so that each member of the "home group" becomes the "resident expert" in one of five possible treatment options. Designed for a course in abnormal psychology, this case could be adapted for courses in physiological psychology, pharmacy, and neurobiology.

Subject:
Life Science
Psychology
Material Type:
Case Study
Provider:
National Center for Case Study Teaching in Science
Provider Set:
Case Study Collection
Author:
Amy Pettigrew
Kathleen Boje
Linda Walsh
Robert W. Grossman
Artificial Sanity: A Case Study for a Class in Introductory Psychology
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Using the story of death row inmate Charles Singleton, who developed paranoid schizophrenia while in prison awaiting execution, this case study explores the relationship between a society's concept of mental illness and its treatment of people who are mentally ill. Students are asked to identify the model of mental illness assumed by each of the lawyers in the case and to explain the implications of that model in terms of the defendant's rights and responsibilities.

Subject:
Psychology
Sociology
Material Type:
Case Study
Provider:
National Center for Case Study Teaching in Science
Provider Set:
Case Study Collection
Author:
Sheila OĽË_Brien Quinn
As Light Meets Matter: Art Under Scrutiny
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In this dilemma case, the central character, a museum curator, must decide whether or not to show a painting as a hitherto "undiscovered" Cezanne. The stylistic analysis suggests it is for real, but data obtained using different spectroscopic techniques are inconclusive. Students study the data and then make a decision as to whether they believe the painting is authentic or a fake. Written for a general chemistry course for non-majors, the case could be used in a variety of other courses including general chemistry for science majors, introduction to spectroscopy, instrumental analysis, and conservation science. It could also be adapted for use in other non-majors science courses with the focus of discussion on how scientific data can be used to authenticate or de-authenticate a work of art.

Subject:
Chemistry
Material Type:
Case Study
Provider:
National Center for Case Study Teaching in Science
Provider Set:
Case Study Collection
Author:
Eleonora Del Federico
Monika I. Konaklieva
Richard Ludescher
Steven T. Diver
As the Worm Turns: Speciation and the Apple Maggot Fly
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At what point in evolutionary development does a group of individuals become two distinct species? This case addresses that fundamental question by asking students to decide whether apple maggot flies are distinct as a species from hawthorn maggot flies. In making their decision, students examine the different models of speciation and consider the primary forces that effect evolutionary change. Developed for an advanced undergraduate course in evolutionary biology, it would be appropriate for any biology course in which students are taught about the models of speciation. It could also be used in a general ecology course in which students consider the distribution and use of resources leading to niche specialization or in a genetics course if restrictions in gene flow are taught in the context of speciation.

Subject:
Life Science
Ecology
Forestry and Agriculture
Material Type:
Case Study
Provider:
National Center for Case Study Teaching in Science
Provider Set:
Case Study Collection
Author:
Martin Kelly
Atkins or Fadkins?
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When Mitchell reveals that he is going on a low-carb diet, Janine tries to talk him out of it, telling him that he's too thin as it is and doesn't need to loose any weight. Designed to accompany a nonmajors unit on human anatomy and physiology, this interrupted case study has students applying what they learn about human body systems to Mitchell's fad diet claims and Janine's sharp criticisms. Supplementary links help students explore new discoveries about appetite-controlling hormones, how body image may influence people's dietary decisions, and some of the most common diet myths.

Subject:
Life Science
Anatomy/Physiology
Nutrition
Material Type:
Case Study
Provider:
National Center for Case Study Teaching in Science
Provider Set:
Case Study Collection
Author:
Karen E. Bledsoe
Avogadro Goes to Court
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This case study was inspired by a successful lawsuit brought by students against a professor at Pace University who had assigned them the task of calculating the cost of a single aluminum atom in a roll of aluminum foil. The case deals with the concepts of Avogadro's number and the mole, and so would be relevant to nearly all introductory level science courses including chemistry courses for non-science majors, general science courses, and, perhaps, some introductory level biology courses in addition to general chemistry.

Subject:
Chemistry
Material Type:
Case Study
Provider:
National Center for Case Study Teaching in Science
Provider Set:
Case Study Collection
Author:
Frank J. Dinan
Joseph Bieron
Baby Doe v. The Prenatal Clinic: When Cell Division Goes Awry
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In this fictionalized story, John and Jane, whose new baby is born with Down syndrome, are suing the prenatal clinic where Jane received her care, blaming the clinic for the baby's condition. Designed for an introductory biology course, this "clicker case" has students assume the role of an expert witness hired by a law firm to give evidence in the case. To help determine the cause of "Baby Doe's" condition and whether anyone can be held responsible for it, students need to help the jury understand the process of cell division. In particular, they must explain the behavior of the chromosomes during cell division and how errors in this process can result in conditions such as Down syndrome. The case is presented in class using PowerPoint slides (~1.8 MB) that are punctuated by multiple-choice questions the students respond to using hand-held personal response systems, or clickers. It could be adapted for use without these technologies.

Subject:
Life Science
Material Type:
Case Study
Provider:
National Center for Case Study Teaching in Science
Provider Set:
Case Study Collection
Author:
Norris Armstrong
Bad Blood: A Case Study of the Tuskegee Syphilis Project
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The ethics of human experimentation are explored in this case about the infamous syphilis studies performed at the Tuskegee Institute from the 1930s to the 1960s. Sponosred by the U.S. Public Health Service, 399 African American men with syphilis were recruited for a research study on the progression of the disease when left untreated. The case examines the science underlying the experiment as well as the ethical and racial issues. One of its goals is to help students understand the evolution in our thinking on issues of science, human experimentation, and race, and how they are conditioned by our culture. The case could be used in any course that explores the ethics of science.

Subject:
Education
Life Science
Ethnic Studies
Material Type:
Case Study
Provider:
National Center for Case Study Teaching in Science
Provider Set:
Case Study Collection
Author:
Ann W. Fourtner
Charles R. Fourtner
Clyde Freeman Herreid
Bad Fish, Bad Bird: Neurotoxin Poisoning from Fish and Fowl
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This "clicker case" is based on the General Biology edition of James Hewlett's "Bad Fish" case in our collection. The case follows the story of biologist Dr. Westwood, who is accidentally poisoned, first while traveling in Asia and then in the South Pacific. Students learn about Dr. Westwood's experiences and about nerve cell physiology-focusing especially on the role of ion channels in maintaining and changing electrical gradients across the cell membrane (resting potential and action potentials). They then apply what they learn in each part of the case to determine the mechanism of neurotoxin poisonings described in the case. The case is presented in class via PowerPoint (~2MB). Students use personal response systems, or "clickers," to answer the multiple-choice questions that punctuate the PowerPoint presentation as they explore the underlying mechanism of Dr. Westwood's poisoning.

Subject:
Life Science
Anatomy/Physiology
Chemistry
Material Type:
Case Study
Provider:
National Center for Case Study Teaching in Science
Provider Set:
Case Study Collection
Author:
Kristina Hannam
Bad Fish: Cell and Molecular Biology Edition
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In this version, developed for classes in cell and molecular biology, the protagonist of the case, Dr. Westwood, survives an accidental poisoning-not once, but twice. Students read about each incident, applying what they learn in each part of the case to the later sections, and then design a drug to treat the neurotoxin poisoning described in the story. The case comes in three different versions, or editions. This is the Cell & Molecular Biology Edition, which has a different set of questions than the General Biology Edition or the Human Anatomy& Physiology Edition, also in our collection.

Subject:
Life Science
Material Type:
Case Study
Provider:
National Center for Case Study Teaching in Science
Provider Set:
Case Study Collection
Author:
James A. Hewlett
Bad Fish: General Biology Edition
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Rating

In this version, developed for a course in general biology, the protagonist of the case, Dr. Westwood, survives an accidental poisoning-not once, but twice. Students read about each incident, applying what they learn in each part of the case to the later sections, and then design a drug to treat the neurotoxin poisoning described in the story. The case comes in three different versions, or editions. The General Biology Edition is designed for an introductory biology course. Its basic storyline and core objectives are carried over into a Human Anatomy& Physiology Edition and a Cell& Molecular Biology Edition, also in our collection, each of which has its own set of questions.

Subject:
Life Science
Anatomy/Physiology
Chemistry
Material Type:
Case Study
Provider:
National Center for Case Study Teaching in Science
Provider Set:
Case Study Collection
Author:
James A. Hewlett
Bad Fish: Human Anatomy and Physiology Edition
Conditions of Use:
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Rating

In this version, developed for a course in human anatomy and physiology, the protagonist of the case, Dr. Westwood, survives an accidental poisoning-not once, but twice. Students read about each incident, applying what they learn in each part of the case to the later sections, and then design a drug to treat the neurotoxin poisoning described in the story. The case comes in three different versions, or editions. This is the Human Anatomy& Physiology Edition, which has a different set of questions than the General Biology Edition or the Cell& Molecular Biology Edition, also in our collection.

Subject:
Life Science
Anatomy/Physiology
Material Type:
Case Study
Provider:
National Center for Case Study Teaching in Science
Provider Set:
Case Study Collection
Author:
James A. Hewlett
A Bad Reaction: A Case Study in Immunology
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This case involves the transfer of a food allergy to a patient who received a combined kidney and liver transplant from a donor who died as the result of an allergic reaction. In addition to learning about the various roles of immune cells, the physiology of anaphylaxis, and the function of antibodies in immune physiology, students explore concepts related to histocompatibilities, organ donation, and organ rejection. The case is appropriate for use in a course in human physiology, a combined course in human anatomy and physiology, or an introductory course in immunology.

Subject:
Life Science
Anatomy/Physiology
Material Type:
Case Study
Provider:
National Center for Case Study Teaching in Science
Provider Set:
Case Study Collection
Author:
James A. Hewlett
Baffled by the Baby Bottle
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Rating

This case is based on an actual article entitled "Baby Alert" that appeared in Consumer Reports (May 1999). The article raises some concerns about the safety of polycarbonate baby bottles, and recommends that parents dispose of them as a precaution. However, the American Plastics Council and the Food and Drug Administration have raised concerns about the experimental methodology used as well as the recommendations made in this article. The case has been used to help develop students' critical thinking skills in an introductory chemistry course for non-majors. It may be used to illustrate applications in polymer chemistry, quantitative chemical analysis, toxicology, endocrine disruption, and risk-benefit analysis.

Subject:
Education
Life Science
Chemistry
Material Type:
Case Study
Provider:
National Center for Case Study Teaching in Science
Provider Set:
Case Study Collection
Author:
Michael A. Jeannot
Banana Split: To Eat or Not to Eat
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This case focuses on the banana, the most popular fruit in the world. In the first part of the case, students are introduced to the history of "Banana Republics" and the biological constraints to banana production, including the devastating fungal pathogens that cause black Sigatoka and Panama disease. In the second part, they learn about ethical consumerism, organic and conventional agriculture, and Fair Trade products. The case was developed for an interdisciplinary capstone course, "Global Issues in the Sciences." It could also be used in courses in environmental studies, general biology, agriculture, and plant pathology.

Subject:
Environmental Science
Education
Life Science
Ecology
Forestry and Agriculture
Material Type:
Case Study
Provider:
National Center for Case Study Teaching in Science
Provider Set:
Case Study Collection
Author:
Lorri M. Carris
Nancy L. Jacobson
The Bear Facts: Grizzly Recovery in the Bitterroot Ecosystem
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In this decision case, students consider the pros and cons of reintroducing grizzly bears into the northwestern United States as they learn about natural resource policy and the wildlife management decision-making process. Students consider four different approaches to grizzly bear recovery and management in the Bitterroot Ecosystem. As part of this, they assume the viewpoint of a stakeholder group, including environmentalists, government officials, residents, hunters, natural resource managers, ranchers, loggers, American Indians, wildlife biologists, and the tourist/recreation industry. The case was developed for use in an upper-division natural resource policy course.

Subject:
Environmental Science
Ecology
Forestry and Agriculture
Material Type:
Case Study
Provider:
National Center for Case Study Teaching in Science
Provider Set:
Case Study Collection
Author:
Grace A. Wang
The Benign Hamburger
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In this dilemma case study, the executives of a popular restaurant chain must decide whether to use irradiated meat, in this case, beef, to protect its customers from the bacteria, E. coli. Students learn about food irradiation and discuss issues related to food safety and the public's acceptance of new food technologies. As developed, the case could be used in a variety of introductory science courses in chemistry, physics, biology, environmental science, and agricultural science.

Subject:
Environmental Science
Life Science
Ecology
Forestry and Agriculture
Chemistry
Physics
Material Type:
Case Study
Provider:
National Center for Case Study Teaching in Science
Provider Set:
Case Study Collection
Author:
Graham F. Peaslee
Juliette Lantz
Mary Walczak
Between the Living and the Dead
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As Jen pores over her introductory biology textbook, she falls asleep and enters a nightmarish world in which bacteria and viruses dwarf human beings. This engagingly written case explores the differences between viruses and bacteria while teaching about the basic components and "life" cycle of a T-even bacteriophage. The case includes a follow-up assignment in which students explore the risks and potential benefits of using bacteriophage to control bacterial disease. The case is appropriate for general biology and microbiology college courses as well as AP biology high school classes.

Subject:
Life Science
Material Type:
Case Study
Provider:
National Center for Case Study Teaching in Science
Provider Set:
Case Study Collection
Author:
Kari A. Mergenhagen