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| Question | Answer |
| muscular system | comprised of about 600 skeletal muscles |
| myology | the study of muscles |
| endomysium | areolar connective tissue covering an individual muscle fiber |
| fascicles | bundle of muscle fibers |
| perimysium | connective tissue sheath surrounding an individual fascicle |
| epimysium | connective tissue layer surrounding an individual muscle |
| deep fascia | connective tissue sheet separating adjacent muscles |
| superficial fascia | connective tissue sheet, separating muscle and skin |
| direct (fleshy) attachment | muscle attachment to bone in which collagen fibers of the epimysium are continuous with the periosteum |
| indirect attachment | muscle attachment in which the epimysium form a tendon that merges into the periosteum |
| fusiform muscle | muscle that is thick in the middle and tapered at each end |
| parallel muscle | muscle that has a uniform width |
| convergent muscle | muscle that is fan-shaped |
| pennate muscle | muscle that is feather-shaped |
| circular muscle | muscle that forms a ring around a body opening |
| prime mover (agonist) | muscle that produces most of the force during a particular joint action |
| synergist | muscle that aids the prime mover |
| antagonist | muscle that opposes the prime mover |
| fixator | muscle that prevents a bone from moving |
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