Chapter 10

82. Of the following muscles of the forearm, which one rotates the forearm to turn the palm upwards? A. supinator B. triceps brachii C. brachialis D. pronator quadratus E. brachioradialis

A. supinator

27. Closing or puckering the lips is the action of the _____ muscle. A. auricularis B. orbicularis oris C. orbicularis oculi D. levator anguli oris E. zygomaticus

B. orbicularis oris

15. The brachioradialis is named for its A. function and orientation. B. origin and insertion. C. location and size. D. function and size. E. type and shape.

B. origin and insertion

50. Which of the following muscles contracts during forced expiration? A. scalenes B. diaphragm C. linea alba D. internal intercostals E. external intercostals

D. internal intercostals

63. Which muscle fixes the clavicle or elevates the first rib? A. levator scapulae B. serratus anterior C. pectoralis minor D. subclavius E. rhomboideus major

D. subclavius

39. In order to stabilize the hyoid so that the larynx can be elevated in swallowing, the _____ muscle group is used. A. pterygoid B. infrahyoid C. auricularis D. suprahyoid E. hyoglossus

D. suprahyoid

53. Which abdominal wall muscle inserts on the xiphoid process and the linea alba? A. rectus abdominis B. external abdominal oblique C. internal abdominal oblique D. transversus abdominis E. quadratus lumborum

D. transversus abdominis

11. The muscle shape that has the capacity to shorten to the greatest degree is A. pennate. B. straight. C. orbicular. D. unipennate E. multipennate.

B. straight.

78. Which of the following is found in the posterior group of forearm muscles? A. palmaris longus B. flexor carpi radialis C. abductor pollicis longus D. flexor digitorum profundus E. flexor digitorum superficialis

C. abductor pollicis longus

44. What back muscle originates on the vertebral spinous processes? A. erector spinae B. longissimus capitis C. interspinales D. multifidus E. psoas minor

C. interspinales

10. Muscles that have their fasciculi arranged like barbs of a feather along a common tendon are called A. pennate. B. straight. C. orbicular. D. rhombohedral. E. divergent.

A. pennate.

108. Which of the following is a group of four muscles in the anterior thigh? A. quadriceps femoris B. sartorius C. biceps femoris D. tensor fasciae latae E. gracilis

A. quadriceps femoris

1. Skeletal muscles A. cross at least two joints. B. extend from a joint to a bone. C. extend from one joint to another joint. D. extend from one bone to another bone. E. do not involve joints.

D. extend from one bone to another bone.

26. Well developed mentalis muscles result in A. a dimple in the chin. B. crow's feet wrinkles. C. a wonderful smile. D. chubby cheeks. E. creases in the cheeks.

A. a dimple in the chin.

89. The gluteus maximus A. does most of the work in "sit-ups." B. accounts for a sprinter's stance. C. allows one to sit cross-legged. D. is used in the knee-jerk reflex. E. is a common site for injections.

B. accounts for a sprinter's stance.

77. Supination of the forearm and hand is accomplished by the A. brachioradialis and anconeus. B. biceps brachii and supinator. C. triceps brachii and supinator. D. anconeus and supinator. E. supinator and brachialis.

B. biceps brachii and supinator.

96. Which of the following muscles would be considered an antagonist to the rectus femoris? A. sartorius B. biceps femoris C. vastus intermedius D. gracilis E. vastus lateralis

B. biceps femoris

34. The depressor anguli oris muscle A. puckers the mouth for kissing. B. contributes to pouting. C. contributes to laughing and smiling. D. causes crow's feet wrinkles. E. raises the eyelid.

B. contributes to pouting.

84. The extensor pollicis brevis moves the A. forearm. B. fingers. C. thumb. D. retinaculum. E. palm.

C. thumb.

42. In order for both eyes to direct their gaze to the right, which of the following muscles are used? (1) right lateral rectus (2) right medial rectus (3) left lateral rectus (4) left medial rectus A. 1 and 3 B. 2 and 4 C. 2 and 3 D. 1 and 4 E. 1, 2, 3

D. 1 and 4

97. Of the following muscles of the thigh, which one is on the posterior side? A. rectus femoris B. sartorius C. adductor magnus D. biceps femoris E. gracilis

D. biceps femoris

30. The orbicularis oculi muscle A. puckers the mouth for kissing. B. contributes to pouting. C. contributes to laughing and smiling. D. causes crow's feet wrinkles. E. raises the eyelid.

D. causes crow's feet wrinkles.

73. All of the following muscles are rotators of the arm. Which is a lateral rotator of the arm? A. pectoralis major B. latissimus dorsi C. teres major D. deltoid E. coracobrachialis

D. deltoid

71. Raising your arm to shoulder level is accomplished almost entirely by the A. pectoralis major. B. biceps brachii. C. trapezius. D. deltoid. E. triceps brachii.

D. deltoid.

86. In order to put on a glove, the fingers are abducted by hand muscles called the A. retinacula. B. lumbricals. C. opponens pollicis. D. dorsal interossei. E. abductor pollicis brevis.

D. dorsal interossei.

113. Which muscle extends the big toe? A. tibialis anterior B. soleus C. extensor digitorum longus D. extensor hallicus longus E. fibularis brevis

D. extensor hallicus longus

51. If abdominal muscles are contracted while the vertebral column is fixed this will aid in A. vomiting. B. childbirth. C. urination. D. defecation. E. All of these choices are correct.

E. All of these choices are correct.

7. A synergist is A. a muscle working in opposition to another muscle. B. the end of the muscle where the action occurs. C. the muscle that does most of the movement. D. the stationary end of the muscle. E. a group of muscles that work together to cause movement.

E. a group of muscles that work together to cause movement.

57. Damage to the muscle called the levator ani would result in A. difficult urination. B. difficult defecation. C. inability of a male to have an erection. D. decreased support for the pelvic viscera. E. difficult defecation and decreased support for the pelvic viscera.

E. difficult defecation and decreased support for the pelvic viscera.

9. An antagonist is A. a muscle working in opposition to another muscle. B. the end of the muscle where the action occurs. C. the muscle that does most of the movement. D. the stationary end of the muscle. E. a group of muscles that work together to cause movement.

A. a muscle working in opposition to another muscle.

43. In humans A. back muscles are strong to maintain erect posture. B. deep back muscles extend from the vertebrae to the ribs. C. most of the muscle mass in the lower back is from the spinalis muscle. D. back muscles are not very strong. E. back muscles are similar in strength to the back muscles of cattle.

A. back muscles are strong to maintain erect posture.

98. Of the following muscles of the thigh, which one is NOT part of the quadriceps group? A. biceps femoris B. rectus femoris C. vastus lateralis D. vastus medialis E. vastus intermedius

A. biceps femoris

99. Of the following muscles of the thigh, which one does NOT pull the leg forward? A. biceps femoris B. rectus femoris C. vastus lateralis D. vastus medialis E. vastus intermedius

A. biceps femoris

79. The muscles of the anterior group of forearm muscles are primarily A. flexors. B. extensors. C. abductors. D. adductors. E. supinators.

A. flexors.

49. The major movement produced during quiet breathing is accomplished by the A. scalenes. B. diaphragm. C. external intercostals. D. internal intercostals. E. transverses thoracis.

B. diaphragm.

75. The anconeus works with the triceps brachii to A. supinate the forearm. B. extend the forearm. C. pronate the forearm. D. flex the forearm. E. rotate the forearm.

B. extend the forearm.

55. Which abdominal wall muscle is the most superficial of the oblique muscles? A. rectus abdominis B. external abdominal oblique C. internal abdominal oblique D. transversus abdominis E. quadratus lumborum

B. external abdominal oblique

83. The radial pulse can be felt just lateral to the tendon of the A. flexor carpi ulnaris. B. flexor carpi radialis. C. extensor carpi radialis brevis. D. extensor carpi radialis longus. E. brachioradialis.

B. flexor carpi radialis.

102. The bulge of the calf is caused by the ___ and___ muscles. A. sartorius; piriformis B. gastrocnemius; soleus C. peroneus longus; plantaris D. extensor hallucis longus; flexor hallucis longus E. calcaneal; peroneal

B. gastrocnemius; soleus

91. A common site for injections is the A. biceps femoris. B. gluteus medius. C. vastus lateralis. D. gluteus maximus. E. psoas major.

B. gluteus medius.

19. Which of the following represents a class I lever system? A. crossing your legs B. hyperextension of the head C. standing on your tiptoes D. flexion of the elbow to elevate the hand E. lifting weight with your arm

B. hyperextension of the head

45. Which back muscle extends the head? A. erector spinae B. longissimus capitis C. interspinales D. multifidus E. psoas minor

B. longissimus capitis

4. When you "pull your tummy in" and compress your abdomen, you use the rectus abdominis, external abdominal oblique, internal abdominal oblique, and transversus abdominis muscles. This is an example of muscles working as A. fixators. B. synergists. C. antagonists. D. prime movers. E. cooperatives.

B. synergists.

5. The insertion is A. a muscle working in opposition to another muscle. B. the end of the muscle where the action occurs. C. the muscle that does most of the movement. D. the stationary end of the muscle. E. a group of muscles that work together to cause movement.

B. the end of the muscle where the action occurs.

85. The thenar muscles are involved in controlling the ____; the hypothenar muscles control the ____. A. index finger; little finger B. thumb; little finger C. ring finger; thumb D. thumb; index finger E. index finger; thumb

B. thumb; little finger

106. Which of the following is a posterior thigh muscle? A. quadriceps femoris B. sartorius C. biceps femoris D. tensor fasciae latae E. gracilis

C. biceps femoris

20. The flexion of the elbow represents a A. class I lever system. B. class II lever system. C. class III lever system. D. class IV lever system. E. nonlever system.

C. class III lever system.

32. The zygomaticus major muscle A. puckers the mouth for kissing. B. contributes to pouting. C. contributes to laughing and smiling. D. causes crow's feet wrinkles. E. raises the eyelid.

C. contributes to laughing and smiling.

111. Which muscle extends the four lateral toes? A. tibialis anterior B. soleus C. extensor digitorum longus D. extensor hallicus longus E. fibularis brevis

C. extensor digitorum longus

104. Which of the following muscles is found in the lateral compartment of the leg? A. plantaris B. tibialis anterior C. fibularis longus D. extensor digitorum longus E. soleus

C. fibularis longus

90. The largest buttocks muscle is the A. iliopsoas. B. psoas major. C. gluteus maximus. D. tensor fascia latae. E. piriformis.

C. gluteus maximus.

87. If a person drums their fingers on the table, they would be using which of the following muscles? A. interossei palmaris B. flexor carpi ulnaris C. flexor carpi radialis D. flexor digitorum profundus E. extensor carpi radialis longus

D. flexor digitorum profundus

68. The rotator cuff muscles A. fix the scapula in place. B. attach the arm to the thorax. C. attach the clavicle to the humerus. D. hold the head of the humerus in the glenoid fossa of the scapula. E. attach at the distal end of the humerus.

D. hold the head of the humerus in the glenoid fossa of the scapula.

38. Muscles that change the shape of the tongue are called A. extrinsic muscles. B. deglutition muscles. C. masseter muscles. D. intrinsic muscles. E. suprahyoid muscles.

D. intrinsic muscles.

66. The arm is attached to the thorax by the A. pectoralis major and teres major. B. supraspinatus and latissimus dorsi. C. pectoralis minor and pectoralis major. D. latissimus dorsi and pectoralis major. E. biceps brachii and triceps brachii.

D. latissimus dorsi and pectoralis major

23. Which of the following muscles does NOT extend the neck? A. trapezius B. semispinalis capitis C. longissimus capitis D. longus capitis E. splenius capitis

D. longus capitis

47. Which back muscle extends and rotates the vertebral column? A. erector spinae B. longissimus capitis C. interspinales D. multifidus E. psoas minor

D. multifidus

41. Contraction of the inferior rectus muscle directs the pupil to look A. up. B. obliquely. C. to the side. D. to the nose. E. down.

E. down.

22. Contracting the trapezius muscle would A. extend the neck. B. flex the neck. C. laterally flex the neck. D. rotate the head toward the left. E. extend and laterally flex the neck.

E. extend and laterally flex the neck.

112. Which muscle everts and plantar flexes the foot? A. tibialis anterior B. soleus C. extensor digitorum longus D. extensor hallicus longus E. fibularis brevis

E. fibularis brevis

72. The teres major and teres minor are not involved in A. extension of the arm. B. adduction of the arm. C. medial rotation of the arm. D. lateral rotation of the arm. E. flexion and abduction of the arm.

E. flexion and abduction of the arm.

107. Which thigh muscle adducts the thigh and flexes the knee? A. quadriceps femoris B. sartorius C. biceps femoris D. tensor fasciae latae E. gracilis

E. gracilis

48. Which muscle flexes the vertebral column? A. erector spinae B. longissimus capitis C. interspinales D. multifidus E. psoas minor

E. psoas minor

54. Which abdominal wall muscle originates on the iliac crest and the lower lumbar vertebrae? A. rectus abdominis B. external abdominal oblique C. internal abdominal oblique D. transversus abdominis E. quadratus lumborum

E. quadratus lumborum

33. The levator palpebrae superioris muscle A. puckers the mouth for kissing. B. contributes to pouting. C. contributes to laughing and smiling. D. causes crow's feet wrinkles. E. raises the eyelid.

E. raises the eyelid.

62. Which muscle retracts, rotates, and fixes the scapula? A. levator scapulae B. serratus anterior C. pectoralis minor D. subclavius E. rhomboideus major

E. rhomboideus major

114. Which muscle dorsiflexes and inverts the foot? A. tibialis anterior B. soleus C. extensor digitorum longus D. extensor hallicus longus E. fibularis brevis

A. tibialis anterior

59. Which of the following muscles moves the scapula? A. trapezius B. biceps brachii C. latissimus dorsi D. pectoralis major E. triceps brachii

A. trapezius

46. Which back muscle inserts on the ribs and vertebrae? A. erector spinae B. longissimus capitis C. interspinales D. multifidus E. psoas minor

A. erector spinae

81. A muscle that extends both the wrist and the index finger is the A. extensor indicis. B. extensor carpi ulnaris. C. extensor pollicis longus. D. extensor carpi radialis longus. E. extensor digiti minimi.

A. extensor indicis.

103. Which of the following muscles is used when walking on your tiptoes? A. gastrocnemius B. tibialis anterior C. peroneus tertius D. extensor digitorum longus E. calcaneal tendon

A. gastrocnemius

37. When you say "ah" and stick out your tongue, which muscle do you use? A. genioglossus B. hyoglossus C. styloglossus D. palatoglossus E. stylohyoid

A. genioglossus

94. The biceps femoris is part of the A. hamstrings. B. quadriceps group. C. anterior thigh compartment. D. medial thigh compartment. E. thigh and hip adductors.

A. hamstrings.

18. In the body's lever systems, the A. joint represents the fulcrum point. B. force or pull is applied by the bone. C. fulcrum is the part being moved. D. weight is the muscle mass. E. lever is a pivot point.

A. joint represents the fulcrum point.

70. The infraspinatus A. laterally rotates the arm. B. adducts and laterally rotates the arm. C. medially rotates the arm. D. abducts the arm. E. flexes the shoulder.

A. laterally rotates the arm.

60. Which muscle will elevate the scapula? A. levator scapulae B. serratus anterior C. pectoralis minor D. subclavius E. rhomboideus major

A. levator scapulae

29. Which of the following muscles is involved in chewing gum? A. masseter B. splenius capitus C. orbicularis oris D. zygomaticus major E. orbicularis oculi

A. masseter

2. The sternocleidomastoid muscle extends from the mastoid process of the temporal bone to the sternum and medial clavicle. When both sternocleidomastoid muscles contract, the head is flexed. The end of the muscle that connects to the sternum is the A. origin. B. belly. C. body. D. insertion. E. fixator.

A. origin.

65. Which of the following muscles of the chest has its insertion on the humerus? A. pectoralis major B. pectoralis minor C. serratus anterior D. subclavius E. internal intercostals

A. pectoralis major

31. The orbicularis oris muscle A. puckers the mouth for kissing. B. contributes to pouting. C. contributes to laughing and smiling. D. causes crow's feet wrinkles. E. raises the eyelid.

A. puckers the mouth for kissing.

52. The abdominal muscle that has its origin at the pubic crest and symphysis pubis is the A. rectus abdominis. B. transversus abdominis. C. external abdominal oblique. D. internal abdominal oblique. E. linea alba.

A. rectus abdominis.

95. The muscle that is used to cross the legs is the A. sartorius. B. gastrocnemius. C. vastus lateralis. D. gluteus maximus. E. biceps femoris.

A. sartorius.

61. Which muscle rotates and protracts the scapula, and elevates the ribs? A. levator scapulae B. serratus anterior C. pectoralis minor D. subclavius E. rhomboideus major

B. serratus anterior

115. Which muscle plantar flexes the foot? A. tibialis anterior B. soleus C. extensor digitorum longus D. extensor hallicus longus E. fibularis brevis

B. soleus

101. The term "shin splints" is applied to A. injuries resulting from excessive stress on the tibialis posterior. B. stress fractures of the fibula 2 to 5 cm distal to the knee. C. inflammation of the gastrocnemius. D. posterior compartment syndrome. E. blood accumulation around the gastrocnemius.

B. stress fractures of the fibula 2 to 5 cm distal to the knee.

28. Facial muscles are unusual in that they A. represent a combination of first-class and second-class lever systems. B. insert and sometimes originate on skin and connective tissue. C. are smooth muscles rather than skeletal muscles. D. are not involved in movement. E. are not involved in facial expression.

B. insert and sometimes originate on skin and connective tissue.

3. When a skeletal muscle contracts to cause a given movement, the more movable end of attachment of the muscle is termed its A. origin. B. insertion. C. antagoist. D. synergist. E. fixator.

B. insertion.

36. The digastric muscle is involved in A. stomach contractions. B. opening the mouth. C. facial expression. D. tummy tucks. E. swallowing.

B. opening the mouth.

13. The type of muscle that can contract with the greatest force is the A. straight. B. orbicular. C. triangular. D. rhomboidal. E. pennate

B. orbicular.

40. Which of the following muscles is involved in swallowing? A. sternocleidomastoid B. palatopharyngeus C. temporalis D. vocalis E. masseter

B. palatopharyngeus

17. Which of the following muscles is named for its location? A. rhomboideus major B. quadriceps femoris C. trapezius D. deltoid E. teres major

B. quadriceps femoris

109. Which of the following is the longest muscle in the body? A. quadriceps femoris B. sartorius C. biceps femoris D. tensor fasciae latae E. gracilis

B. sartorius

67. Which of the following muscles is part of the rotator cuff? A. deltoid B. teres major C. infraspinatus D. coracobrachialis E. trapezius

C. infraspinatus

56. Which abdominal wall muscle inserts on the 10th to 12th ribs and rectus sheath? A. rectus abdominis B. external abdominal oblique C. internal abdominal oblique D. transversus abdominis E. quadratus lumborum

C. internal abdominal oblique

58. The pelvic diaphragm is formed by the A. levator ani only. B. deep transverse perineum muscle. C. levator ani and coccygeus muscles. D. sphincter urethrae and sphincter ani muscles. E. coccygeus only.

C. levator ani and coccygeus muscles.

25. Raising the eyebrows is the action of the _____ muscles. A. auricular B. procerus C. occipitofrontalis D. levator palpebrae superioris E. temporalis

C. occipitofrontalis

12. The type of muscle that functions as a sphincter is A. pennate. B. straight. C. orbicular. D. rhombohedral. E. unipennate.

C. orbicular.

24. Of the following muscles of the head, which one wraps around the orbits? A. nasalis B. temporalis C. orbicularis oculi D. masseter E. orbicularis oris

C. orbicularis oculi

64. Which muscle will depress the scapula or elevate the ribs? A. levator scapulae B. serratus anterior C. pectoralis minor D. subclavius E. rhomboideus major

C. pectoralis minor

88. Flexion of the hip is a movement produced by the A. gluteus medius and gluteus maximus. B. gluteus maximus and vastus lateralis. C. psoas major and iliacus. D. sartorius and rectus femoris. E. piriformis and quadratus femoris.

C. psoas major and iliacus.

92. When an intramuscular injection is given in the anterior aspect of the thigh, the injection is in the A. soleus. B. gastrocnemius. C. rectus femoris. D. gluteus minimus. E. biceps femoris.

C. rectus femoris.

69. A tennis player complains of severe pain in the shoulder when serving or returning an overhead volley. Which of the rotator cuff muscles is probably damaged? A. infraspinatus B. subscapularis C. supraspinatus D. teres major E. deltoid

C. supraspinatus

. The prime mover is A. a muscle working in opposition to another muscle. B. the end of the muscle where the action occurs. C. the muscle that does most of the movement. D. the stationary end of the muscle. E. a group of muscles that work together to cause movement.

C. the muscle that does most of the movement.

100. Of the following muscles of the leg, which one is on the anterior side of the leg? A. gastrocnemius B. soleus C. tibialis anterior D. tibialis posterior E. peroneus longus

C. tibialis anterior

76. Which of the following muscles extends the forearm and has its insertion on the ulna? A. deltoid B. biceps brachii C. triceps brachii D. brachialis E. coracobrachialis

C. triceps brachii

93. Which of the following is a part of the quadriceps femoris muscle group? A. pectineus B. sartorius C. vastus lateralis D. tensor fasciae latae E. iliotibial tract

C. vastus lateralis

35. Muscles that elevate the jaw and close the mouth include the A. stylohyoid and procerus. B. temporalis and digastric. C. sternothyroid and buccinator. D. masseter and medial pterygoid. E. zygomaticus and buccinator.

D. masseter and medial pterygoid.

21. Contracting the right sternocleidomastoid muscle would A. raise the head. B. lower the head. C. rotate the head toward the right. D. rotate the head toward the left. E. hyperextend the head.

D. rotate the head toward the left.

110. Which muscle abducts and flexes the thigh? A. quadriceps femoris B. sartorius C. biceps femoris D. tensor fasciae latae E. gracilis

D. tensor fasciae latae

6.. The origin is A. a muscle working in opposition to another muscle. B. the end of the muscle where the action occurs. C. the muscle that does most of the movement. D. the stationary end of the muscle. E. a group of muscles that work together to cause movement.

D. the stationary end of the muscle.

16. Which of the following muscles is named for its shape? A. pectoralis major B. adductor pollicis C. vastus lateralis D. trapezius E. pectoralis minor

D. trapezius

74. If a man exercises by doing push-ups every day, he would strengthen or enlarge which of the following muscles? A. supraspinatus B. gastrocnemius C. thenar muscles D. triceps brachii E. biceps brachii

D. triceps brachii

80. Which of the following muscles flexes the wrist? A. anconeus B. coracobrachialis C. flexor pollicis brevis D. extensor carpi radialis brevis E. flexor carpi radialis

E. flexor carpi radialis

14. The adductor longus is named for its A. function and orientation. B. origin and insertion. C. location and size. D. type and shape. E. function and size.

E. function and size.

105. Which of the following is inserted on the calcaneus by the Achilles tendon? A. tibialis posterior B. peroneus longus C. peroneus brevis D. extensor digitorum longus E. gastrocnemius

E. gastrocnemius