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muscle structrue
review of muscle structure and function
| Question | Answer |
|---|---|
| Muscle that provides the major force for producting a specific movement | agonist or prime mover |
| muscles named for the # of origins of the muscle | bicep, tricep, quadracep |
| muscle contraction | insertion moces toward the origin |
| muscle that opposes movement, stretched, relaxed, prevents | antagonist |
| contractile unit of a muscle cell | myofibril |
| form of arthritis, autoimmune, bone forms in joint | rheumatoid |
| muscle attached directly to bone | origin |
| muscle attached via a tendon | insertion |
| movement that makes the angle between 2 bones smaller | flexion |
| movement that makes the angle between 2 bones larger | extension |
| muscle functions | movement, posture, generate heat, stabalize joints |
| skeletal muscle | striated, multi-nucleate, voluntary |
| cardiac muscle | intercalated disc, branching cells, involuntary |
| smooth muscle | no striations, involuntary |
| synarthoses | immovable joint |
| diarthoses | moveable joint |
| named for direction of muscle fibers | rectus abdominis, external oblique |
| named for shape | deltoid, trapezius |
| named for action | adductor longus |
| named for location | rectus femoris, biceps brachii |
| synovial | joint that contains fluid |
| build up of uric acid crystals in tissues of joints | gout |
| imflammation of tendon | tendonitis |
| contration of muscle, "squeeze and hold" | isometric |
Created by:
adcteacher
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