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ch 13 vocab.
muscles of the Upper Extremity and Abdomen
| Question | Answer |
|---|---|
| muscle of the anterior upper arm that bends the upper arm toward the shoulder (flexion) and bends the lower arm toward the upper arm (flexion). one end of the muscle is divided into two heads. | biceps brachii muscle |
| muscle of the anterior lower arm that bends the lower arm toward the upper arm (flexion) | brachioradialis muscle |
| muscle that extends the fingers or toes | extensor digitorum muscle |
| group of muscles in the hand that bends the thumb (flexion) and moves it toward the palm ( adduction) | thenar muscles |
| muscle of the posterior upper arm that straightens the lower arm (extension). one end is divided into three heads | triceps brachii muscle |
| muscle of the abdomen that bends the upper body forward (flexion), rotates the side of the body medially, and compresses the side of the abdominal wall. the internal abdominal oblique muscle lies directly beneath it and performs the same movements. | external abdominal oblique muscle |
| muscle of the abdomen that bends the upper body forward (flexion) and compresses the anterior abdominal wall | rectus abdominis muscle |
Created by:
ricrom81
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