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med-term 15g
joints & muscles
| Question | Answer |
|---|---|
| articulation | coming together of 2 or more bones |
| suture joints | immovable |
| synovial joints | freely movable |
| joint capsule | composed of fibrous tissue |
| ligament | connective tissue, bone to bone |
| articular cartilage | smooth glistening white tissue covers bone ends @ joints |
| synovial membrane | lies under joint lines the synovial cavity |
| synovial cavity | area b/w bones of joint filled w lubricating fluid |
| synovial fluid | water & nutrients to nourish and lubricate joints- lessens friction on cartilage |
| bursae (singular: bursa) | closed sacs of synovial fluid lined with synovial membrane, located near but NOT W/IN joint |
| tendon | connective tissue - muscle to bone |
| striated muscle | voluntary or skeletal muscle |
| fascia | fibrous tissue that envelops and seperates muscles - contains muscles blood, lymph & nerve supply |
| smooth muscle | involuntar or visceral muscles, internal organs (digestive tract, blood vessels, secretory ducts from glands) |
| cardiac muscle | looks striated but is smooth in action, only in heart |
| origin of muscle | attachment of muscle to stationary bone, the proximal end of bone |
| insertion of muscle | attachment of muscle to bone that is going to move, distal end of bone |