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muscles and bones
chapter15
| Question | Answer |
|---|---|
| abduction | movement away from the midline of the body |
| adduction | movement toward the midline of the body |
| dorsiflexion | backward upward bending of the foot |
| extension | straightening of a flexed limb |
| fascia | fibrous membrand separating and enveloping muscles |
| flexion | bending a limb: decreasing the angle between bones |
| insertion of a muscle | connection of the muscle to a bone that moves |
| origin of a muscle | connection of a muscle to a stationary bone |
| plantar flexion | bending the sole of the foot of the foot downward toward the ground |
| pronation | turning the palm downward |
| rotation | circular movement around a central point |
| skeletal muscle | muscle connected to bones: voluntary or striated |
| smooth muscle | visceral muscle |
| striated muscle | skeletal muscle |
| supination | turning the palm upward |
| visceral muscle | muscle connected to internal organs: involuntary or smooth muscle |
| muscular dystrophy | group of inherited diseases characterized by progressive weakness and degeneration of muscle fibers ducheene the most common, muscles enlarge. Occurs soon after birth. biopsy and electromyography are tests to determine this disease |
| polymyositis | chronic inflammatory myopathy Marked by symmetrical muscle weakness and pain, a rash around eyes and on face offten appears. |