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Committee Exam 4 > Test 3 > Flashcards

Test 3 Flashcards

1
Q

The lumbar plexus is formed by the ventral rami of spinal nerves:
a) L1-L4
b) L2-L5
c) L3-L6
d) L4-L5

A

L1-L4

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2
Q

Which of the following nerves arises from the lumbar plexus?
a) Phrenic nerve
b) Femoral nerve
c) Ulnar nerve
d) Sciatic nerve

A

Femoral nerve

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3
Q

The femoral nerve innervates the muscles of the:
a) Posterior thigh
b) Anterior thigh
c) Gluteal region
d) Lower leg

A

Anterior thigh

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4
Q

The obturator nerve arises from which part of the lumbar plexus?
a) Ventral division
b) Lateral division
c) Medial division
d) Dorsal division

A

Medial division

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5
Q

The obturator nerve primarily innervates the muscles of the:
a) Medial thigh
b) Lateral thigh
c) Posterior thigh
d) Anterior thigh

A

Medial thigh

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6
Q

The iliohypogastric nerve arises from the _________ division of the lumbar plexus.

A

ventral

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7
Q

The ________ nerve is a branch of the femoral nerve and supplies sensory innervation to the medial aspect of the lower leg.

A

saphenous

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8
Q

The lumbar plexus is located within the __________ region of the body.

A

lumbar

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9
Q

The ___________ nerve is responsible for innervating the quadriceps femoris muscle group.

A

femoral

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10
Q

The lateral femoral cutaneous nerve provides sensory innervation to the _____________.

A

lateral thigh

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11
Q

The lumbar plexus is responsible for innervating the muscles of the upper limb. (True/False)

A

False

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12
Q

The genitofemoral nerve is a branch of the lumbar plexus. (True/False)

A

True

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13
Q

The lumbar plexus is formed by the ventral rami of the thoracic spinal nerves. (True/False)

A

False

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14
Q

The ilioinguinal nerve supplies sensory innervation to the skin over the inguinal region. (True/False)

A

True

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15
Q

The obturator nerve innervates the muscles of the anterior thigh. (True/False)

A

False

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16
Q

The femoral nerve is a mixed nerve, carrying both sensory and motor fibers. (True/False)

A

True

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17
Q

The lumbar plexus is located within the abdominal cavity. (True/False)

A

False

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18
Q

The iliohypogastric nerve innervates the muscles of the pelvic floor. (True/False)

A

False

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19
Q

The saphenous nerve is a branch of the obturator nerve. (True/False)

A

False

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20
Q

The lumbar plexus is formed by the ventral rami of spinal nerves L1-L4. (True/False)

A

True

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21
Q

The ilioinguinal nerve arises from which segment(s) of the lumbar plexus?
a) L1
b) L2
c) L1-L2
d) L2-L3

A

L1-L2

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22
Q

Which of the following nerves arises from the lateral division of the lumbar plexus?
a) Genitofemoral nerve
b) Obturator nerve
c) Lateral femoral cutaneous nerve
d) Femoral nerve

A

Lateral femoral cutaneous nerve

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23
Q

The femoral nerve innervates the:
a) Muscles of the posterior thigh
b) Muscles of the anterior thigh
c) Muscles of the gluteal region
d) Muscles of the lower leg

A

Muscles of the anterior thigh

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24
Q

The genitofemoral nerve primarily innervates the:
a) Male external genitalia
b) Female external genitalia
c) Posterior thigh muscles
d) Abdominal muscles

A

Male external genitalia

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25
Q

The lateral femoral cutaneous nerve provides sensory innervation to the:
a) Medial thigh
b) Posterior thigh
c) Anterior thigh
d) Lateral thigh

A

Lateral thigh

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26
Q

The ________ nerve innervates the psoas muscle and the iliacus muscle.

A

femoral

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27
Q

The ________ nerve arises from the lumbar plexus and provides sensory innervation to the scrotum or labia majora.

A

genitofemoral

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28
Q

The lumbar plexus is formed by the anterior divisions of the ventral rami of the ________ spinal nerves.

A

lumbar

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29
Q

The ________ nerve innervates the adductor muscles of the thigh.

A

obturator

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30
Q

The ________ nerve provides sensory innervation to the skin over the lateral aspect of the thigh.

A

lateral femoral cutaneous

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31
Q

The iliohypogastric nerve provides sensory innervation to the inguinal region. (True/False)

A

True

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32
Q

The lumbar plexus is responsible for innervating the muscles of the lower limb. (True/False)

A

True

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33
Q

The obturator nerve arises from the medial division of the lumbar plexus. (True/False)

A

True

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34
Q

The genitofemoral nerve innervates the muscles of the anterior thigh. (True/False)

A

False

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35
Q

The femoral nerve carries sensory information from the skin of the medial leg and foot. (True/False)

A

False

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36
Q

The obturator nerve is responsible for innervating the muscles of the posterior thigh. (True/False)

A

False

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37
Q

The ilioinguinal nerve is a branch of the genitofemoral nerve. (True/False)

A

False

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38
Q

The femoral nerve carries both sensory and motor fibers. (True/False)

A

True

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39
Q

The lateral femoral cutaneous nerve supplies sensory innervation to the skin over the medial aspect of the thigh. (True/False)

A

False

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40
Q

The lumbar plexus is formed by the ventral rami of spinal nerves L2-L5. (True/False)

A

False

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41
Q

The sacral plexus is formed by the ventral rami of spinal nerves:
a) S1-S4
b) S2-S5
c) S3-S6
d) S4-S5

A

S1-S4

42
Q

Which of the following nerves arises from the sacral plexus?
a) Ulnar nerve
b) Tibial nerve
c) Radial nerve
d) Musculocutaneous nerve

A

Tibial nerve

43
Q

The sciatic nerve is the largest nerve of the sacral plexus and is composed of which two major divisions?
a) Tibial and fibular
b) Tibial and femoral
c) Tibial and obturator
d) Tibial and ulnar

A

Tibial and fibular

44
Q

The sciatic nerve primarily innervates the muscles of the:
a) Anterior thigh
b) Medial thigh
c) Posterior thigh
d) Lateral thigh

A

Posterior thigh

45
Q

Which of the following nerves is NOT a branch of the sacral plexus?
a) Pudendal nerve
b) Superior gluteal nerve
c) Inferior gluteal nerve
d) Femoral nerve

A

Femoral nerve

45
Q

The _________ nerve is responsible for innervating the muscles of the gluteal region.

A

superior gluteal

46
Q

The ___________ nerve arises from the sacral plexus and provides sensory innervation to the perineum and external genitalia.

A

pudendal

47
Q

The sacral plexus is located within the __________ region of the body.

A

sacral

48
Q

The ___________ nerve is responsible for innervating the hamstrings muscle group.

A

sciatic

49
Q

The __________ nerve provides sensory innervation to the skin over the posterior aspect of the leg and the sole of the foot.

A

tibial

50
Q

The sacral plexus is responsible for innervating the muscles of the upper limb. (True/False)

A

False

51
Q

The pudendal nerve is a branch of the sacral plexus. (True/False)

A

True

52
Q

The sacral plexus is formed by the ventral rami of the lumbar spinal nerves. (True/False)

A

False

53
Q

The superior gluteal nerve innervates the muscles of the anterior thigh. (True/False)

A

False

54
Q

The tibial nerve innervates the muscles of the anterior thigh. (True/False)

A

False

55
Q

The sacral plexus is located within the pelvic cavity. (True/False)

A

True

56
Q

The pudendal nerve innervates the muscles of the pelvic floor. (True/False)

A

True

57
Q

The sciatic nerve carries both sensory and motor fibers. (True/False)

A

True

58
Q

The tibial nerve provides sensory innervation to the skin over the lateral aspect of the leg. (True/False)

A

False

59
Q

The sacral plexus is formed by the ventral rami of spinal nerves S1-S4. (True/False)

A

True

60
Q

The sacral plexus gives rise to which major nerve that innervates the muscles of the posterior thigh and leg?
a) Femoral nerve
b) Obturator nerve
c) Tibial nerve
d) Saphenous nerve

A

Tibial nerve

61
Q

Which of the following nerves arises from the sacral plexus and provides sensory innervation to the skin of the lateral foot?
a) Common fibular nerve
b) Tibial nerve
c) Pudendal nerve
d) Sural nerve

A

Sural nerve

62
Q

The superior gluteal nerve primarily innervates the muscles of the:
a) Anterior thigh
b) Medial thigh
c) Posterior thigh
d) Gluteal region

A

Gluteal region

63
Q

Which nerve is a branch of the sacral plexus and supplies sensory innervation to the perineum and external genitalia?
a) Ilioinguinal nerve
b) Obturator nerve
c) Pudendal nerve
d) Femoral nerve

A

Pudendal nerve

64
Q

The common fibular nerve, a division of the sciatic nerve, innervates the muscles of the:
a) Anterior thigh
b) Medial thigh
c) Posterior thigh
d) Lateral thigh

A

Anterior thigh

65
Q

The ___________ nerve arises from the sacral plexus and innervates the muscles of the lateral leg.

A

common fibular

66
Q

The ___________ nerve provides sensory innervation to the skin over the posterior thigh and the plantar surface of the foot.

A

tibial

67
Q

The sciatic nerve, formed by the merging of the __________ and __________ nerves, is the largest nerve in the body.

A

tibial, common fibular

68
Q

The ___________ nerve is responsible for innervating the gluteus maximus muscle.

A

inferior gluteal

69
Q

The __________ nerve provides sensory innervation to the skin over the anterior aspect of the thigh.

A

femoral

70
Q

The sacral plexus is responsible for innervating the muscles of the lower limb. (True/False)

A

True

71
Q

The obturator nerve is a branch of the sacral plexus. (True/False)

A

False

72
Q

The sacral plexus is formed by the ventral rami of the thoracic spinal nerves. (True/False)

A

False

73
Q

The pudendal nerve innervates the muscles of the anterior thigh. (True/False)

A

False

74
Q

The common fibular nerve innervates the muscles of the posterior thigh. (True/False)

A

False

75
Q

The sacral plexus is located within the abdominal cavity. (True/False)

A

False

76
Q

The superior gluteal nerve innervates the muscles of the pelvic floor. (True/False)

A

False

77
Q

The tibial nerve carries both sensory and motor fibers. (True/False)

A

True

78
Q

The sural nerve provides sensory innervation to the skin over the medial aspect of the leg. (True/False)

A

False

79
Q

The sacral plexus is formed by the ventral rami of spinal nerves S2-S5. (True/False)

A

True

80
Q

The clunial nerves are branches of which nerve plexus?
a) Brachial plexus
b) Cervical plexus
c) Lumbar plexus
d) Sacral plexus

A

Lumbar plexus

81
Q

How many pairs of clunial nerves are typically found?
a) 1
b) 2
c) 3
d) 4

A

2

82
Q

The clunial nerves provide sensory innervation to the:
a) Abdominal region
b) Buttocks and sacral region
c) Upper limb
d) Lower limb

A

Buttocks and sacral region

83
Q

The coccygeal plexus is formed by the ventral rami of which spinal nerves?
a) C1-C4
b) C5-C8
c) T1-T4
d) S4-Co1

A

S4-Co1

84
Q

The coccygeal plexus primarily innervates the:
a) Muscles of the back
b) Muscles of the chest
c) Muscles of the lower limb
d) Muscles of the pelvic floor

A

Muscles of the pelvic floor

85
Q

The clunial nerves arise from the ____________ division of the lumbar plexus.

A

posterior

86
Q

The clunial nerves transmit sensory information from the ____________ region to the central nervous system.

A

buttocks and sacral

87
Q

The coccygeal plexus is located in the region near the ____________ bone.

A

coccyx

88
Q

The ____________ nerve is the largest nerve derived from the coccygeal plexus.

A

sciatic

89
Q

The coccygeal plexus provides innervation to the ____________ muscles.

A

pelvic floor

90
Q

The clunial nerves innervate the muscles of the upper limb. (True/False)

A

False

91
Q

The coccygeal plexus is formed by the ventral rami of spinal nerves S1-S5. (True/False)

A

False

92
Q

The clunial nerves arise from the lumbar plexus. (True/False)

A

True

93
Q

The clunial nerves provide sensory innervation to the abdominal region. (True/False)

A

False

94
Q

The coccygeal plexus innervates the muscles of the back. (True/False)

A

False

95
Q

The clunial nerves transmit sensory information from the buttocks and sacral region to the central nervous system. (True/False)

A

True

96
Q

The coccygeal plexus is located in the thoracic region of the spine. (True/False)

A

False

97
Q

The sciatic nerve is a branch of the coccygeal plexus. (True/False)

A

False

98
Q

The clunial nerves provide sensory innervation to the lower limb. (True/False)

A

False

99
Q

The coccygeal plexus provides innervation to the muscles of the pelvic floor. (True/False)

A

True

Committee Exam 4 (35 decks)

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