Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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Background, history, and introduction of HIV/AIDS.
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Step 1
AIDS stands for acquired immunodeficiency syndrome which is a chronic, potentially life-threatening condition. AIDS is caused by the human immunodeficiency virus (HIV). These viruses attack and destroy the immune system of the body and interfere with the ability of the body to fight against the pathogens causing disease.
Step 2
It is believed that HIV was originally acquired from the virus-specific to chimpanzees in West Africa during the 1930s. It was found to be transmitted to humans through the transfer of blood while hunting. Over decades, the virus had spread through Africa and to other parts of the world.
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