ANATOMY

Detailed explanation-1: -Answer and Explanation: The following choice best describe homeostasis: A. maintenance of a relatively constant internal environment.

Detailed explanation-2: -Homeostasis, then, is the tendency of a system to maintain an internal stability as the result of the coordinated response of its parts to any situation or stimulus that disturbs normal conditions or function.

Detailed explanation-3: -A state of balance among all the body systems needed for the body to survive and function correctly.

Detailed explanation-4: -Control of Homeostasis Homeostatsis is maintained by negative feedback loops. Positive feedback loops actually push the organism further out of homeostasis, but may be necessary for life to occur. Homeostasis is controlled by the nervous and endocrine system of mammals.