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Week 7-13

Physiology

TermDefinition
Action potential A rapid change in membrane potential that allows nerve cells to transmit electrical signals.
What ion is primarily responsible for depolarization during an action potential? Sodium
What part of the neuron receives incoming signals? The dendrites
Heart rate The number of times the heart beats per minute.
The _______ node is known as the pacemaker of the heart. Sinoatrial (SA)
What is the main function of red blood cells? To transport oxygen using hemoglobin.
Alveoli Small air sacs in the lungs where gas exchange occurs.
What hormone increases blood glucose levels? Glugagon
What is the primary function of the kidneys? To filter blood, remove waste, and regulate fluid and electrolyte balance.
ADH helps the kidneys by regulating the reabsorption of _______. Water
Created by: kstelcik
 

 



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