umls-concept:C0019868 | skos:definition | MSH: The processes whereby the internal environment of an organism tends to remain balanced and stable.,CSP: processes whereby the internal environment of an organism tends to remain balanced and stable.,GO: Any biological process involved in the maintenance of an internal steady state. [GOC:jl, ISBN:0395825172],NCI: A state of balance among all the body systems needed for the body to survive and function correctly. In homeostasis, body levels of acid, blood pressure, blood sugar, electrolytes, energy, hormones, oxygen, proteins, and temperature are constantly adjusted to respond to changes inside and outside the body, to keep them at a normal level.,NCI: The body's maintenance of a consistent internal environment within a narrow range of variation. It is important to the continuation of life. (from http://www.usc.edu/dept/biomed/bme403/Section_1/homeostasis.html) | lld:umls |