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muscle system
| Question | Answer |
|---|---|
| muscle on the side of the neck that turns and flexes head | sternocleidomastoid |
| muscle on the upper back and neck that extends head, moves shoulder | trapezius |
| muscle on the shoulder that abducts arm; also used as an injection site | deltoid |
| muscle on the upper arm that flexes lower arm and supinates the hand | biceps brachii |
| muscle on the upper arm that extends and adducts lower arm | triceps brachii |
| muscle on the upper chest that adducts and flexes upper arm | pectoralis major |
| muscle between ribs that move ribs for breathiing | intercostals |
| muscles located from the ribs to the pubis that compresses abdomen and flexes vertebral column | rectus abdominis |
| muscle from the spine around to chest that extends and adducts upper arm | latissimus dorsi |
| location: butt extends and rotates thigh, injection site | gluteus maximus |
| muscle located in the front of the thigh that abducts thigh, flexes leg | sartorius |
| muscle located in the front of the thigh that extends legs, injection site | quadriceps femoris |
| muscle on the front of the lower leg that flexes and inverts foot | tibialis anterior |
| muscle on the back of the lower leg that flexes and supinates sole of the foot | gastrocnemius |