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Muscular System, Neruomuscular Junction: synapse between the motor neuron…
Muscular System
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Cardiac Muscle only found in HEART, continually contract/relax to pump blood throughout the body, involuntary, striated, branches, discs
Smooth Muscle weakest of muscles, involuntary, line blood vessels->gastrointestinal tract->bladder, moves blood/food through organs
Skeletal Muscle attached to bones at tendons, are voluntary(contract @ ur control), striated, MOST attached to two bones over a joint, when they contract they pull attacthment points closer
Major Functions: Movement, Support, Protection, Heat Generation and Blood Circulation
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Steps : 1. Action potential travels down axon to axon terminal, 2. Calcium channels OPEN to allow calcium ions in
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- Action potential travels down axon to axon terminal