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Margaret G
Anatomy weeks 6-12
| Question | Answer |
|---|---|
| The Sartorius muscle, a thin strap like muscle would have muscle fascicles arranged in | parallel. |
| The continuous low level of sustained contraction maintained by all skeletal muscles is muscle | tone. |
| A muscle with fascicles that insert into only one side of the tendon is categorized as | unipennate. |
| The muscle fascicle arrangement for Orbicularis oris is best characterized as | circular. |
| This arrangement of muscle fascicles tends to be triangular in shape. The Pectoralis major is an example of a muscle with this type of muscle fascicle arrangement. | convergent |
| All of the following muscles are part of the rotator cuff muscles except the: | deltoid. |
| The muscle(s) assisting in rotating the arm outward is (are) the: | teres minor. |
| Skeletal muscles constitute approximately ____ of our body weight. | 50% |
| Groups of skeletal muscle fibers are bound together by a connective tissue envelope called the: | perimysium. |
| Which of the following statements about the muscles of the thorax is incorrect? | When the diaphragm contracts, it decreases the volume of the thoracic cavity and expels air from the lungs |
| Another name for a skeletal muscle cell is a(n): | muscle fiber. |
| The origin of a muscle is on the femur, and the insertion is on the tibia. When it contracts, it bends the knee. Which of the following is true? | The knee is acting as a fulcrum. |
| Which of the following muscles has fibers on a transverse plane? | Transverse abdominis |
| The origin of a muscle is on the femur, and the insertion is on the tibia. When it contracts, it bends the knee. Its fibers run parallel to the body. Which of the following terms might be part of its name? | Both A and C |
| Which of the following statements about the muscles of the head is incorrect? | The splenius capitis muscle is sometimes called the prayer muscle because it causes the head to bow |
| Muscles may be named according to: | all of the above. |
| The anatomical division of the pharynx that is located behind the mouth from the soft palate above to the level of the hyoid bone below is called the: | oropharynx. |