From Wikipedia, the free encyclopedia. Military branch (also service branch or armed service) is according to common standard the subdivision of the national armed forces of a sovereign nation or state. In classical terminology, the three basic military branches are the Army, Air Force, and Navy. Army. Air Force.
Health factors in the County Health Rankings represent what influences the health of a county. We measure four types of health factors: health behaviors, clinical care, social and economic, and physical environment factors. In turn, each of these factors is based on several measures. A fifth set of factors that influence health (genetics and biology) is not included in the Rankings. Alcohol & Drug Use.
Since this tends to keep things constant, it allows the maintenance of homeostasis. For instance, when the concentration of carbon dioxide in the human body increases, the lungs are signaled to increase their activity and expel more carbon dioxide. Thermoregulation is another example of negative feedback.