click below
click below
Normal Size Small Size show me how
Med Term Mod15
Actions of Skeletal Muscles
| Question | Answer |
|---|---|
| flexion | decreasing the angle between 2 bones; bending a limb |
| extension | increasing angle between 2 bones straightening out a limb |
| abduction | movement away from the midline of the body |
| adduction | movement towards the midline of the body |
| rotation | circular movement around an axis |
| internal rotation | circular movement around an axis toward the midline |
| external rotation | circular movement around an axis away from the midline |
| dorsiflexion | decreasing the angle of the ankle so that the foot bends backward (upward) |
| plantar flexion | motion that extends the foot downward toward the ground |
| supination | as applied to the hand & forearm, act of turning the palm forward, or up |
| pronation | as applied to the hand & forearm, act of turning the palm backward, or down |