Chapter 11

Anatomy and Physiology of Animals · 37 exercises

Problem 1

Which of the following is unique to the muscles of facial expression? a. They all originate from the scalp musculature. b. They insert onto the cartilage found around the face. c. They only insert onto the facial bones. d. They insert into the skin.

7 step solution

Problem 2

Which of the following helps an agonist work? a. a synergist b. a fixator C. an insertion d. an antagonist

3 step solution

Problem 3

Which of the following statements is correct about what happens during flexion? a. The angle between bones is increased. b. The angle between bones is decreased. c. The bone moves away from the body. d. The bone moves toward the center of the body.

3 step solution

Problem 4

Which is moved the least during muscle contraction? a. the origin b. the insertion c. the ligaments d. the joints

4 step solution

Problem 5

Which muscle has a convergent pattern of fascicles? a. biceps brachii b. gluteus maximus c. pectoralis major d. rectus femoris

4 step solution

Problem 6

A muscle that has a pattern of fascicles running along the long axis of the muscle has which of the following fascicle arrangements? a. circular b. pennate c. parallel d. rectus

4 step solution

Problem 7

Which arrangement best describes a bipennate muscle? a. The muscle fibers feed in on an angle to a long tendon from both sides. b. The muscle fibers feed in on an angle to a long tendon from all directions. c. The muscle fibers feed in on an angle to a long tendon from one side. d. The muscle fibers on one side of a tendon feed into it at a certain angle and muscle fibers on the other side of the tendon feed into it at the opposite angle.

4 step solution

Problem 8

The location of a muscle's insertion and origin can determine ___________. a. action b. the force of contraction c. muscle name d. the load a muscle can carry

7 step solution

Problem 9

Where is the temporalis muscle located? a. on the forehead b. in the neck C. on the side of the head d. on the chin

4 step solution

Problem 10

Which muscle name does not make sense? a. extensor digitorum b. gluteus minimus C. biceps femoris d. extensor minimus longus

4 step solution

Problem 11

Which of the following terms would be used in the name of a muscle that moves the leg away from the body? a. flexor b. adductor C. extensor d. abductor

3 step solution

Problem 12

Which of the following is a prime mover in head flexion? a. occipitofrontalis b. corrugator supercilii c. sternocleidomastoid d. masseter

4 step solution

Problem 13

Where is the inferior oblique muscle located? a. in the abdomen b. in the eye socket C. in the anterior neck d. in the face

4 step solution

Problem 14

What is the action of the masseter? a. Swallowing b. chewing C. moving the lips d. closing the eye

4 step solution

Problem 15

The names of the extrinsic tongue muscles commonly end in ___________. a. -glottis b. -glossus C. -gluteus d. -hyoid

5 step solution

Problem 16

What is the function of the erector spinae? a. movement of the arms b. stabilization of the pelvic girdle C. postural support d. rotating of the vertebral column

3 step solution

Problem 17

Which of the following abdominal muscles is not a part of the anterior abdominal wall? a. quadratus lumborum b. rectus abdominis c. interior oblique d. exterior oblique

5 step solution

Problem 18

Which muscle pair plays a role in respiration? a. intertransversarii, interspinales b. semispinalis cervicis, semispinalis thoracis C. trapezius, rhomboids d. diaphragm, scalene

3 step solution

Problem 19

What is the linea alba? a. a small muscle that helps with compression of the abdominal organs b. a long tendon that runs down the middle of the rectus abdominis C. a long band of collagen fibers that connects the hip to the knee d. another name for the tendinous inscription

4 step solution

Problem 20

The rhomboid major and minor muscles are deep to the ___________. a. rectus abdominis b. scalene muscles c. trapezius d. ligamentum nuchae

5 step solution

Problem 21

Which muscle extends the forearm? a. biceps brachii b. triceps brachii C. brachialis d. deltoid

4 step solution

Problem 22

What is the origin of the wrist flexors? a. the lateral epicondyle of the humerus b. the medial epicondyle of the humerus c. the carpal bones of the wrist d. the deltoid tuberosity of the humerus

4 step solution

Problem 23

Which muscles stabilize the pectoral girdle? a. axial and scapular b. axial c. appendicular d. axial and appendicular

4 step solution

Problem 24

The large muscle group that attaches the leg to the pelvic girdle and produces extension of the hip joint is the ___________ group. a. gluteal b. obturator c. adductor d. abductor

4 step solution

Problem 25

Which muscle produces movement that allows you to cross your legs? a. the gluteus maximus b. the piriformis c. the gracilis d. the sartorius

4 step solution

Problem 26

What is the largest muscle in the lower leg? a. soleus b. gastrocnemius C. tibialis anterior d. tibialis posterior

3 step solution

Problem 27

The vastus intermedius muscle is deep to which of the following muscles? a. biceps femoris b. rectus femoris C. vastus medialis d. vastus lateralis

4 step solution

Problem 29

Movements of the body occur at joints. Describe how muscles are arranged around the joints of the body.

6 step solution

Problem 31

Describe the different criteria that contribute to how skeletal muscles are named.

8 step solution

Problem 32

Explain the difference between axial and appendicular muscles.

5 step solution

Problem 33

Describe the muscles of the anterior neck.

4 step solution

Problem 35

Describe the fascicle arrangement in the muscles of the abdominal wall. How do they relate to each other?

6 step solution

Problem 36

What are some similarities and differences between the diaphragm and the pelvic diaphragm?

4 step solution

Problem 37

The tendons of which muscles form the rotator cuff? Why is the rotator cuff important?

3 step solution

Problem 38

List the general muscle groups of the shoulders and upper limbs as well as their subgroups.

6 step solution

Problem 39

Which muscles form the hamstrings? How do they function together?

5 step solution

Problem 40

Which muscles form the quadriceps? How do they function together?

3 step solution

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