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ch 8
skeletal, cardiac, and smooth muscle
| Question | Answer |
|---|---|
| other names for skeletal muscle | striated or voluntary |
| what makes stripes in skeletal muscle | actin and myosin |
| only voluntary muscle | skeletal |
| cardiac muscle composes mostly of | bulk of heart |
| cardiac muscle fibers are | branched |
| intercalated discs | dark bands that connect heart cells and electrical signals |
| only found in heart | cardiac muscle |
| how many times your heart beats daily | 100,000x |
| myocardium | contracts to pump blood |
| myocardial infarction | heart attack |
| arrhythaya | rhythm in heart |
| other names for smooth muscle | nonstriated or visceral |
| visceral | internal organs |
| smooth muscle is found | in hollow structures like digestive tract and blood vessels |