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Human biology is an interdisciplinary area of academic study that examines humans through the influences and interplay of many diverse fields such as genetics, evolution, physiology, anatomy, epidemiology, anthropology, ecology, nutrition, population genetics, and sociocultural influences.
Human physiology is the study of how the human body's systems and functions work together to maintain a stable internal environment. It includes the study of the nervous, endocrine, cardiovascular, respiratory, digestive, and urinary systems, as well as cellular and exercise physiology.
The National Standard Examination in Biology or NSEB is an examination for biology for higher secondary school students in India, usually conducted in the end of November. The examination is organized by the Association of Teachers in Biological Sciences [ 1 ] [ 2 ] in association with Indian Association of Physics Teachers [ 3 ] and Homi ...
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However, a great many other homeostatic mechanisms, encompassing many aspects of human physiology, control other entities in the body. Where the levels of variables are higher or lower than those needed, they are often prefixed with hyper- and hypo- , respectively such as hyperthermia and hypothermia or hypertension and hypotension .
Human embryonic development refers to the development and formation of the human embryo. It is characterised by the process of cell division and cellular differentiation of the embryo that occurs during the early stages of development. In biological terms, human development entails growth from a one-celled zygote to an adult human being.
The first edition was published in 1956, the 10th edition in 2000 (the last before Guyton's death), and the 12th edition in 2010. The 14th edition (2020) is the latest version available. [ 2 ] It is the world's best-selling medical physiology textbook and has been translated into at least 15 languages.