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Physio SET #2

Week 7-13

TermDefinition
What is the gap between two neurons where neurotransmitters are released? Synaptic cleft
Myelin sheath Fatty covering around axons that speeds up nerve impulse conduction.
The brain and spinal cord make up the _______. Central nervous system (CNS)
Which division of the autonomic nervous system prepares the body for 'fight-or-flight' responses? Sympathetic nervous system
Retina Light-sensitive layer at the back of the eye containing photoreceptor cells.
Which hormone regulates blood sugar by lowering glucose levels? Insulin
What is the primary function of the lymphatic system? To return excess fluid to the bloodstream and provide immune defense.
Alveoli Tiny air sacs in the lungs where gas exchange occurs.
Most nutrient absorption in digestion occurs in the _______. Small intestine
What is the main buffer system in the blood that maintains pH? Bicarbonate buffer system
Peristalsis Wave-like muscle contractions that move food
Created by: Coko916
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