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phys wk 14
physiology
Question | Answer |
---|---|
action potential | An action potential is a rapid sequence of changes in the voltage across a membrane. |
membrane potential | potential gradient that forces ions to passively move in one direction |
autonomic nervous system | , heart and circulatory system |
peripheral nervous system | two parts: autonomic and somatic |
endocrine system | controls body cavities by releasing mediators called hormones |
primary functions of blood | transport, provide, remove |
pulmonary ventilation | breathing |
lymphatic tissue function | major jobs is to collect extra lymph fluid from body tissues and return it to the blood. it's a defense |
function of hemoglobin | essential for transferring oxygen in your blood from the lungs to the tissues. |
where are red blood cells formed | Red blood cells are formed in the red bone marrow of bones |