Science Biology in Psychology - 607 Words

When learning the fundermantals of psychology, biology is often introduced. The origin of psychology is from philosophy and physiology. Thus it is often assumed that the study of biology is nesscasry for the study of psychology. This essay will discuss if the study of biology is essentisal for the study of psychology. Phychological stress is a type of body reaction which alerts the body and mind to react to an enviroment which is psycically or mentally demanding. When a person experiences a stress stimulus from the enviroment, a hypothalamic-pituitary-adrenal (HPA) axis activates the â€Å"fight-or-flight† response. Cortisol, a primary stress hormone released by adrenal gland, speeds up the body and mental functions to cope with the stress. Once the stress has been resolved, it will work together with dehydroepiandrosterone (DHEA) to bring the body back to a normal state. However, if the stress is prolonged and cortisol is spiked up to uncontrollable levels, cortisol dyregulat ion will occur. As a result, body system will be weakened . By understanding the biology mechinisism decribled above, Psychologist are able to measure the patients mental condition, prompting the suitable treatment according to the stress level. An example of high level stress is Post Tramantic Stress disorder (PTSD). Studies conducted by (Yehuda and colleagues) showed that patients with PTSD has lower cortisol levels to cope with their stress. People with lower cortisol levels has a higher level ofShow MoreRelatedReflecting On Psychology As A Science912 Words   |  4 Pages Reflecting on Psychology as a Science Before I had ever begun to ponder cognitive abilities, or understand the connections between Dopamine and schizophrenia, my concepts of psychology were shaped by the perverse world of popular culture. Prime time psychologists tend to come in two forms. 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