Browse categories
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Anatomy
4,410 questions A branch of biology dealing with the structure of organisms.
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Organisms
7,833 questions Any living biological entity, such as an animal, plant, fungus, or bacterium.
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Diseases
10,641 questions Any impairment of normal physiological function affecting all or part of an organism, esp a specific pathological change caused by infection, stress, etc, producing characteristic symptoms; illness or sickness in general.
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Chemicals and Drugs
19,637 questions Any substance used in or resulting from a reaction involving changes to atoms or molecules, especially one derived artificially for practical use and any synthetic, semisynthetic, or natural chemical substance used in the treatment, prevention, or diagnosis of disease, or for other medical reasons.
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Analytical, Diagnostic and Therapeutic Techniques and Equipment
5,707 questions
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Psychiatry and Psychology
1,725 questions The branches of medicine concerned with the diagnosis and treatment of mental illness and the scientific study of all forms of human and animal behaviour, sometimes concerned with the methods through which behaviour can be modified.
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Phenomena and Processes
3,091 questions
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Disciplines and Occupations
654 questions
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Anthropology, Education, Sociology and Social Phenomena
924 questions
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Technology, Industry, Agriculture
528 questions
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Humanities
392 questions The study of literature, philosophy, and the arts.
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Information Science
738 questions The field of knowledge, theory, and technology dealing with the collection of facts and figures, and the processes and methods involved in their manipulation, storage, dissemination, publication, and retrieval. It includes the fields of COMMUNICATION; PUBLISHING; LIBRARY SCIENCE; and informatics.
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Named Groups
415 questions
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Health Care
2,771 questions
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Publication Characteristics
327 questions
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Geographicals
795 questions The study of the natural features of the earth's surface, including topography, climate, soil, vegetation, etc, and man's response to them.
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