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sci 221
week 7-13
| Question | Answer |
|---|---|
| the muscle assisting in rotating the arm outward is (are) the: teres minor latissimus dosi supraspinatus all the above | all the above |
| moving from superficial to deep the connective tissue components would be epimysium, perimysium, endomysium | epimysium, perimysium, endomysium |
| which of the following body systems assists in the muscles maintaining posture? digestive endocrine excretory all of the above | all the above |
| which of the following statements about the muscles of the head is incorrect they are paired muscles they have different actions depending on on whether one or both parts of the pair contract the splenius capitis muscle is sometimes called the prayer m... | the splenius muscle is sometimes called the prayer muscle because it causes the head to bow. |
| it is associated with white fibers in the brain it is important to nerve impulse conduction it covers cell bodies in the brain and spinal cord it is destroyed in those with MS | it covers cell bodies in the brain and spinal cord. |
| a muscle is attached to the femur and tibia. its function is to bend the knee. when it contracts, it is acting as the: | prime mover |
| which of the following muscles has fibers on a transverse plane? rectus abdominis external oblique transverse abdominis internal intercostals | transverse abdominis |
| the flexor muscles that move the fingers are mostly located in the anterior lateral surface of the forearm anterior medial surface of the forearm posterior surface of the forearm posterior surface of the hand | anterior medial surface of the forearm |
| muscles that contract at the same time as the prime mover are called 1.synergist 2. fixators 3. antagonist | synergists |
| which of the following statements about the muscles in the thorax is incorrect? 1. when the diaphragm contracts, it decreases the volume of the thoracic cavity and epels air from the lungs. 2. the muscles of the thorax assist in respiration 3. the int... | all are correct |