[PHGY 214] - Final Exam Guide - Ultimate 80 pages long Study Guide!
29 Mar 2017
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Blood is constantly being reconditioned to keep its composition relatively constant. Building up waste in the body and using up oxygen in different organs so we need to keep replenish the oxygen. We have a remarkable ability to keep it in constant state by the reconditioning organs and the respiratory system. Reconditioning organs receive more blood than needed for metabolic needs. Digestive organs receive 21% (to pick up nutrients) Kidneys 20% (eliminate the wastes and adjust water and electrolyte composition) Skin 9% (skin helps dissipate heat in the summer time) Blood flow to other organs can be adjusted according to metabolic needs. The three can regulate blood flow so that when we are not eating so we do not need blood to the digestive or when exercising more flow could be done. Heart needs small amount (3%) it is very efficient. Brain and skeletal muscle (13 15% range)
