Anatomy and Physiology of Animals/Muscles/Test Yourself Answers

1. What kind of muscle tissue:
 * a) Skeletal muscle moves bones.
 * b) Cardiac muscle makes the heart pump blood.
 * c) Smooth muscle pushes food along the intestine.
 * d) Smiling is a voluntary action (usually!) so skeletal muscle is involved.
 * e) You cannot control “Goosebumps” so the muscles involved are smooth muscles.
 * f) Although breathing seems to be involuntary most of the time it is possible to control it voluntarily so the diaphragm (the main breathing muscle) is a skeletal muscle.

2. What structure connects a muscle to a bone?
 * A tendon connects a muscle to a bone.

3. What is the insertion of a muscle? The insertion of a muscle is the end attached to the bone that moves most when the muscle contracts.

4. Which muscle is antagonistic to the biceps?
 * ''The triceps is the muscle that forms the other half of the antagonistic pair with the biceps.

'' 5. When you flex your knee what movement are you making?
 * When you flex your knee you bend your knee.

6. When you extend your ankle joint what happens?
 * When you extend your ankle joint you point your toes.