9h. Students know the cellular and molecular basis of muscle contraction,

including the roles of actin, myosin, calcium, and ATP.

(adenosine triphosphate - a high energy molecule)

Functions of Skeletal Muscle.

1. Produce movement of the skeleton.

2. Maintain posture and body position.

3. Support soft tissues.

4. Guard entrances and exits. Sphincters

5. Maintain body temperature. Shiver.