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Neuroanatomy 2 - PNS > Unit 3 > Flashcards

Unit 3 Flashcards

0
Q

Name the structure which carries the axon of neurons in the dorsal root ganglion.

A

Dorsal root to the substantia gelatinosa

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1
Q

Name the vertebral segment which carry the axons of neurons in the lateral grey columns.

A

T1-L2 or L3

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2
Q

Name the type of neurons in the dorsal root ganglion.

A

Unipolar neurons

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3
Q

Where do the ventral and dorsal roots perforate the dura mater?

A

Just lateral to the spinal (dorsal root) ganglion

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4
Q

Where do the dorsal root ganglia of the 1st and 2nd cervical nerves lie on?

A

The vertebral arch of C1 or C2 respectively

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5
Q

Where are the spinal ganglia of the sacral nerves located in?

A

In the vertebral foramen/canal

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6
Q

Where do the gray ramus communicans of the corresponding sympathetic ganglion join the spinal nerve part?

A

At or immediately distal to the origin of the ventral ramus

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7
Q

Name the vertebral segment where the ventral rami of the spinal cord contribute white rami communicans to each corresponding sympathetic ganglion.

A

T1-L2 or L3

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8
Q

The ventral rami of the thoracic and 1st and 2nd lumbar nerves contribute ______ to the corresponding sympathetic ganglia, and receive _____ from the ganglia.

A

White ramus communicans

Gray ramus communicans

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9
Q

Name the part of the corresponding spinal nerve, where the recurrent meningeal nerve emerges.

A

Mixed spinal nerve

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10
Q

Name the part of the corresponding spinal nerve where the gray ramus communicans mostly joins.

A

at or immediately distal to the origin of the ventral ramus

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11
Q

Name the segments of the spinal cord which contain the preganglionic efferent fibers of the sympathetic nerve.

A

T1-L2,L3

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12
Q

Name the vertebral segments where the pelvic splanchnic nerves emerge.

A

S2, S3, S4

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13
Q 
The borders of an intervertebral foramen are:
Anterior -
Posterior -
Superior -
Inferior -
A

Anterior - Intervertebral disc, posterior longitudinal ligament, adjacent part of the vertebral bodies
Posterior - ligamentum flavum, zygapophyseal joint
Superior - inferior vertebral notch
Inferior - superior vertebral notch

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14
Q

Name the structures that are located within the intervertebral foramen.

A

Spinal nerve
Spinal artery
Venous plexus
Recurrent meningeal nerves

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15
Q

Name the type of neurons in the anterior gray column of the spinal cord.

A

Alpha, Beta, and Gamma (somatic efferent fibers)

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16
Q

The recurrent meningeal nerves of the corresponding spinal nerve receive one or more communications from neighboring white ramus communicans of the thoracic and upper lumbar sympathetic ganglion. True/false.

A

False - should be gray ramus communicans

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17
Q

Name all possible targets that are innervated by the recurrent meningeal nerve of the spinal nerve.

A 
Dura mater
Wall of the blood vessels
Periosteum
Intervertebral Disc
Ligaments (Posterior longitudinal ligament, Ligamentum flavum, Membrana tectoria, Deep dorsal sacrococcygeal ligament, Transverse atlantal ligament, Vertical crus ligament)
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18
Q

The upper three cervical meningeal nerves are distributed to the cerebral dura mater of the _________ cranial fossa.

A

Posterior

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19
Q

Name two functional nerve fibers that pass through the ventral root at the T5 spinal cord.

A

Somatic efferent

Visceral efferent

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20
Q

The recurrent meningeal branches of the spinal nerves are present at all vertebral levels. True/False

A

True

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21
Q

Name two ligaments which the recurrent meningeal nerve of the spinal nerve supplies at the L1 spinal cord level.

A

Posterior longitudinal ligament
Ligamentum Flavum
Capsular ligament of the zygapophyseal joint

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22
Q

Name the nerves that are distributed to the cerebral dura mater of the posterior cranial fossa.

A

Hypoglossal
Vagus
Recurrent meningeal nerve of C1-C3

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23
Q

Name the vertebral segments that have visceral efferent fibers in the ventral roots.

A

T1-L2 or L3

S2-S4

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24
Q

The C1 dorsal ramus is smaller than the ventral ramus. True/False

A

False - they are larger in C1 and C2

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25
Q

Name the dorsal rami of the spinal nerves, which do not divide into medial and lateral branches.

A

C1, S4, S5, and Co1

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26
Q

Name the nerves, which are located between the semispinalis capitis and the semispinalis cervicis.

A

C3-C5 dorsal rami

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27
Q

The C2 dorsal ramus winds around the articular process. True/False

A

false

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28
Q

Name the nerve, which emerges between the vertebral artery and the posterior arch of the atlas.

A

The C1 dorsal ramus or suboccipital nerve

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29
Q

Name five muscles, which are innervated by the C1 dorsal ramus.

A

Rectus capitis posterior major
Rectus capitis posterior minor
Obliquus capitis superior
Obliquus capitis inferior

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30
Q

Name the two nerves, which supply the inferior oblique capitis muscle.

A

C1 dorsal ramus or suboccipital nerve

C2 dorsal ramus

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31
Q

The medial branch of the C2 dorsal ramus is also known as ____________.

A

Greater occipital nerve

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32
Q

The medial branch of the C3 dorsal ramus is also known as ____________.

A

3rd (least) occipital nerve

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33
Q

Name three nerves, which pierce the semispinalis capitis & trapezius to supply the skin of the occipital scalp.

A

C3, C4, C5 dorsal rami, medial branches

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34
Q

Name the three nerves, which run between the semispinalis capitis and cervicis.

A

C3-C5 dorsal rami

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35
Q

Name the nerves, which innervate the semispinalis cervicis and multifidus.

A

C4-C8 medial branches of dorsal rami

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36
Q

Name the nerves, which innervate the multifidi.

A

C4-C8, T1-T12, L1-L5, S1-S3 medial branches of the dorsal rami

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37
Q

Name the nerves, which innervate the iliocostalis.

A

Lateral branches of the C4-C8, T1-T12, L1-L5 dorsal rami

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38
Q

Name the sacral nerves, which innervate the multifidi.

A

S1-S3 medial branches of the dorsal rami

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39
Q

Name the dorsal rami, which are larger than the corresponding ventral ramus of the spinal nerve.

A

C1 and C2

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40
Q

Each ventral ramus of the spinal nerve receives at least one gray ramus communicans. True/False

A

TRUE

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41
Q

Name the ventral rami, which receive sympathetic fibers from the middle cervical sympathetic ganglion.

A

C5 and C6

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42
Q

The C1 ventral ramus emerges between the ________ & ________ muscles.

A

Rectus capitis anterior

Rectus capitis lateralis

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43
Q

The C2 ventral ramus emerges between the _________ & _______ muscles.

A

Longus capitis

Levator scapula

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44
Q

The cervical plexus locates in front of the ______ & ______ muscles.

A

Middle scalene

Levator scapula

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45
Q

Name the nerves, which are included in the ascending superficial group of the cervical plexus.

A

Lesser occipital nerve of C2
Great auricular nerve of C2, C3
Transverse cutaneous nerve of the neck of C2, C3

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46
Q

The lesser occipital nerve communicates with:
___ of ____
___ of ____
___ of ____

A

Posterior auricular nerve of the facial nerve
Great auricular nerve of C2, C3
Greater occipital nerve of the medial branch of C2 dorsal ramus

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47
Q

Name the nerve, which innervates the skin over the upper cranial surface of the auricle. ____ of _____.

A

Auricular branch of the lesser occipital nerve, C2 ventral ramus

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48
Q

Name the nerve, which accompanies the external jugular vein. ______ of ________.

A

Great auricular nerve of C2,C3

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49
Q

Name the nerve, which innervates the skin over the lower cranial surface of the auricle, lobule and concha. _______ of _____.

A

Posterior branch of the Great auricular nerve, C2 C3

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50
Q

Name three nerves, which communicate with the posterior branch of the great auricular nerve.
_____ of _____,
_____ of _____,
_____ of _____.

A

Posterior auricular nerve of the facial nerve
Auricular branch of the vagus nerve
Lesser occipital nerve of C2 ventral ramus

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51
Q

Name the nerve, which innervates the skin of the upper and front part of the neck. ____ of ____.

A

Ascending branches of the transverse cutaneous nerve of C2, C3

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52
Q

Name the nerve(s) that is/are included in the descending superficial group of the cervical plexus.

A

Supraclavicular nerve

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53
Q

Name the nerve, which innervates the sternoclavicular joint. _____ of _____.

A

Medial branch of the supraclavicular nerve

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54
Q

Name the nerve, which supplies the skin over the pectoralis major and deltoid up to second rib. _____ of _____.

A

Intermediate branch of the supraclavicular nerve

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55
Q

Name the nerve, which supplies the skin over the trapezius and acromion process. _____ of _____.

A

Lateral/posterior branch of the supraclavicular nerve

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56
Q

Name two cranial nerves, which communicate with the loop between the C1 and C2 nerves.

A

Vagus nerve

Hypoglossal nerve

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57
Q

Name four muscles, which are innervated by the deep medial branches of the cervical plexus.

A

Longus capitis
Longus coli
Rectus capitis anterior
Diaphragm

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58
Q

Name the nerve, which descends the front of the scalene anterior. _____ of _____.

A

Phrenic nerve of C3, C4, C5

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59
Q

Name the nerve, which accompanies the pericardiacophrenic artery. _____ of _____.

A

Phrenic nerve of C3, C4, C5

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60
Q

The irritation of the phrenic nerve might cause _____ or _____.

A

Spasmodic contraction of the diaphragm or the hiccups

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61
Q

Name the muscles, which are innervated by the branches of the deep lateral group of the cervical plexus.

A 
Rectus capitis lateralis
SCM
Trapezius
Anterior scalene
Middle scalene
Posterior scalene
Levator scapula
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62
Q

Name two nerves that form the inferior trunk of the brachial plexus.

A

C8 and T1 ventral rami

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63
Q

Name the nerves that receive the gray rami communicans from the middle cervical ganglion of the sympathetic trunk.

A

C5 and C6 ventral rami

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64
Q

The eighth cervical ventral ramus contributes the white ramus communicantes to the cervicothoracic ganglion. True/False

A

FALSE - T1 ventral ramus contributes it

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65
Q

The supraclavicular branches are from the roots and trunks of the brachial plexus. True/False

A

TRUE

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66
Q

The longus collies are innervated by ____________.

A

C2-C8

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67
Q

The nerve to the phrenic nerve from the fifth cervical ventral ramus joins the phrenic nerve at the front of ________ muscle.

A

Anterior Scalene

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68
Q

The suprascapular nerve arises from ________ of the brachial plexus.

A

Superior trunk

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69
Q

The suprascapular nerve enters the supraspinous fossa through the scapular notch above the superior transverse scapular ligament. True/False

A

FALSE - inferior to the ligament

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70
Q

The lateral cord of the brachial plexus is formed by ______ division of ______.

A

Anterior division of the upper and middle trunks

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71
Q

Name the nerve which distributes the deep medial surface of the pectoralis major.

A

Lateral pectoral nerve from the lateral cord, C5, C6, C7

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72
Q

The upper subscapular nerve is from the ______ cord with _______ roots.

A

Posterior cord with C5 and C6 roots

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73
Q

Name the nerve which innervates the teres major.

A

Lower subscapular nerve of the posterior cord of C5, C6 roots

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74
Q 
Name the border of the quadrangular space through where the axillary nerve passes.
superiorly: 
inferiorly: 
medially: 
laterally:
A

superiorly: Front - subscapularis, Behind - teres minor
inferiorly: Teres major
medially: Long head of the triceps brachii
laterally: Surgical neck of the humerus

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75
Q

Name the nerve which gives off the upper lateral cutaneous nerve of the arm.

A

Posterior branch of the axillary nerve from the posterior cord, C5 C6 roots

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76
Q

Name the nerve which pierces the coracobrachialis.

A

Musculocutaneous nerve from the lateral cord, C5 C6 and C7 roots

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77
Q

The lateral cutaneous nerve of the forearm is continuation of __________ nerve.

A

Musculocutaneous nerve from the lateral cord, C5 C6 and C7 roots

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78
Q

Name the nerve which supplies the skin over the half of the anterior surface of the forearm.

A

Musculocutaneous nerve from the lateral cord, C5 C6 and C7 roots

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79
Q

The intercostobrachial nerve communicates with _________ on the arm.

A

medial cutaneous nerve

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80
Q

Name the nerve which arises from two cords of the brachial plexus.

A

Median nerve from the medial and lateral cords of (C5) C6, C7, C8, T1 roots

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81
Q

Name the nerve which locates between two tendons of the flexor digitorum superficialis and the flexor carpi radialis at the proximal to the flexor retinaculum.

A

Median nerve from the medial and lateral cords of (C5) C6, C7, C8, T1 roots

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82
Q

Name the nerve which innervates the flexor pollicis longus. _________ of _________.

A

Anterior interosseous nerve of the median nerve from the medial and lateral cords of (C5) C6, C7, C8, T1 roots

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83
Q

Name the nerves which give off the articular nerve to the elbow joint.

A

Median nerve from the medial and lateral cords of (C5) C6, C7, C8, T1 roots
Musculocutaneous nerve from the lateral cord, C5 C6 and C7 roots
Ulnar nerve of the medial cord with (C7) C8 and T1 roots
Radial nerve

84
Q

The proximal radio-ulnar joint is innervated by _________ nerve.

A

Median nerve from the medial and lateral cords of (C5) C6, C7, C8, T1 roots

85
Q

Name the nerve which innervates the lateral three and one half digits of the palmar surface.

A

Palmar cutaneous digital nerve of the median nerve, from the medial and lateral cords of (C5) C6, C7, C8, T1 roots

86
Q

The ulnar nerve arises from _____ cord with _________ roots.

A

Medial cord with (C7) C8 and T1 roots

87
Q

Name the nerve which lies in a groove on the dorsum of the medial epicondyle.

A

Ulnar nerve of the medial cord with (C7) C8 and T1 roots

88
Q

The ulnar nerve lays medial/lateral side of the ulnar vessels at the proximal end of the flexor retinaculum.

A

MEDIAL

89
Q

Name the nerve which innervates the palmaris brevis. ___________ of ____________.

A

Superficial terminal branch of the ulnar nerve medial cord with (C7) C8 and T1 roots

90
Q

Name the nerve which supplies the adductor pollicis. __________ of ______________.

A

Superficial terminal branch of the ulnar nerve medial cord with (C7) C8 and T1 roots

91
Q

The deep terminal branch of the ulnar nerve supplies following muscles, EXCEPT

a. abductor digiti minimi
b. opponent digiti minimi
c. adductor pollicis
d. opponent pollicis

A

D. opponens pollicis - supplied by the median nerve

92
Q

The radial nerve arises from the _____ cord/cords with ___________ roots.

A

Posterior cord with C5, C6, C7, C8, T1 roots

93
Q

The muscular branches of the radial nerve innervates following muscles, EXCEPT

a. long head of the biceps brachii
b. medial head of the triceps brachii
c. anconeus
d. extensor carpi radialis brevis

A

A. long head of the biceps brachii - supplied by the musculocutaneous nerve

94
Q

The posterior interosseous nerve innervates following muscles, EXCEPT

a. extensor digitorum
b. extensor carpi ulnaris
c. abductor pollicis brevis
d. extensor indicus

A

C. abductor pollicis brevis - supplied by the median nerve

95
Q

Clutch paralysis can be caused by the injury of ____________ nerve/nerves.

A

Radial and/or ulnar nerves

96
Q

Winging the scapular is caused by the paralysis of the ___________ nerve of __________.

A

Long thoracic nerve of C5, C6, C7

97
Q

Name 3 nerves which arise from the posterior division of the upper trunk of the brachial plexus.

A

Upper subscapular nerve
Lower subscapular nerve
Axillary nerve

98
Q

Name the nerve(s) that form the superior trunk of the brachial plexus.

A

C5 and C6 ventral rami

99
Q

Name the nerve(s) that make up the middle trunk of the brachial plexus.

A

C7 ventral ramus

100
Q

Name the nerve(s) that receive gray rami communicans from the cervicothoracic (stellate) ganglion.

A

C7, C8, T1 ventral rami

101
Q

Each of the thoracic ventral rami connects to the adjacent sympathetic ganglion through the (grey, white, or both) rami communicans.

A

Both

102
Q

The grey ramus communicans joins to the ventral rami of the thoracic spinal nerve (proximal/distal) to the exit of the white ramus communicant.

A

Proximal

103
Q

Name the thoracic ventral rami which are distributed to the thoracic wall only.

A

T3-T6

104
Q

Name the muscles, where intercostal nerves run between them. Outside: ______, Inside: _____

A

Outside: Internal intercostal muscles
Inside: Innermost intercostal muscles

105
Q

Name three structures, which T2 to T6 intercostal nerves pierce to become the anterior cutaneous nerve of the thorax.

A

Internal intercostal muscle
External intercostal membrane
Pectoralis major

106
Q

Name the nerve, which supplies the abdominal skin in the upper part of the infrasternal angle.

A

T6 anterior cutaneous nerve

107
Q

Name six muscles which are innervated by first to sixth thoracic ventral rami.

A

Intercostals (4)
Serratus posterior superior
Transversus thoracis

108
Q

Name two nerves, which might supply the upper digitations of the external oblique abdominal muscle.

A

T5 and T6 ventral rami

109
Q

Name the nerves, which supply the skin over the scapular and latissimus dorsi.

A

Posterior branches of the lateral cutaneous nerve of T2-T6 ventral rami

110
Q

Name the nerve which supplies the skin around the umbilicus.

A

T10 ventral ramus

111
Q

Name three nerves, which innervate the serratus posterior inferior.

A

T9, T10, and T11 ventral rami

112
Q

Name the nerve, which passes behind the lateral arcuate ligament.

A

T12 ventral ramus or subcostal nerve

113
Q

Name the nerve, which supplies the pyramidalis.

A

T12 ventral ramus or subcostal nerve

114
Q

Name the nerve, which supplies the anterior gluteal skin up to the greater trochanter.

A

T12 ventral ramus or subcostal nerve

115
Q

Name the nerves, which might cause clicking rib syndrome by subluxation.

A

intercostal nerves (T1-T11 ventral rami)

116
Q

Name the nerves, which might cause rectus abdominis syndrome.

A

Anterior cutaneous branch of an intercostal nerve (T1-T11 ventral rami)

117
Q

How many lumbar sympathetic ganglia supply the grey rami communicans to the five lumbar ventral rami?

A

four

118
Q

The first and second lumbar ventral rami communicate with the lumbar sympathetic trunk by the (white/grey, or both) ramus or rami communicans.

A

both

119
Q

The lumbosacral trunk is formed by __________ & __________.

A

A small portion of L4 ventral ramus

L5 ventral ramus

120
Q

The fourth lumbar ventral ramus is usually called as _____________.

A

Nervus furcalis

121
Q

The lumbar plexus is formed by ____.

A

L1, L2, L3 and most of L4 ventral rami

122
Q

Name the nerves which emerge from the superficial ring of the inguinal canal.

A 
Ilioinguinal nerve (L1)
Genital branch of the genitofemoral nerve (L1, L2)
123
Q

Name the roots of the genitofemoral nerve.

A

L1 and L2 ventral rami

124
Q

Name the nerve, which passes through the entire inguinal canal.

A

Genital branch of the genitofemoral nerve (L1, L2)

125
Q

Name the nerve which innervates the cremaster muscle. _____ of _____

A

Genital branch of the genitofemoral nerve (L1, L2)

126
Q

Name three nerves which emerge at the posteromedial margin of the psoas major.

A

Obturator nerve (L2, L3, L4)
Accessory obturator nerve (L3, L4)
Lumbosacral trunk

127
Q

Name the nerves which innervate the adductor magnus.

____ of ____, & ____ of _____

A

Posterior branch of the obturator nerve (L2, L3, L4)

Sciatic nerve of the upper band of the sacral plexus (lumbosacral trunk, S1, S2, most of S3 ventral rami)

128
Q

Name the nerve from the third and fourth lumbar ventral rami, which innervates the pectineus and hip joint

A

Accessory obturator nerve (L2,L3)

129
Q

Name the nerve which supplies the parietal peritoneum in the iliac fossa.

A

Lateral femoral cutaneous nerve (L2, L3)

130
Q

Name the nerves which pass under the inguinal ligament entering the thigh.

A

Femoral branch of the genitofemoral nerve (L1, L2)
Lateral femoral cutaneous nerve (L2, L3)
Femoral nerve (L2, L3, L4)

131
Q

Name 3 nerves which arise from the posterior division of the upper trunk of the brachial plexus.

A

Upper subscapular nerve
Lower subscapular nerve
Axillary nerve

132
Q

The subsartorial plexus is formed by _______________.

A

Anterior branch of the obturator nerve (L2, L3, L4)
Saphenous nerve
Posterior branch of the medial femoral cutaneous nerve

133
Q

Name three nerves which innervate the pectineus.

A

Anterior branch of the obturator nerve (L2, L3, L4)
Accessory obturator nerve (L2, L3)
Femoral nerve (L2, L3, L4)

134
Q

Name the nerve which descends between the psoas major and iliacus in the abdomen to the thigh.

A

Femoral nerve (L2, L3, L4)

135
Q

Name the nerves which form the patellar plexus.

A

Saphenous nerve of the posterior femoral nerve (L2, L3, L4)
Medial femoral cutaneous nerve
Intermediate femoral cutaneous nerve
Lateral femoral cutaneous nerve

136
Q

Name the nerve which accompanies the descending genicular artery.

A

Saphenous nerve of the posterior femoral nerve (L2, L3, L4)

137
Q

Name the nerve which accompanies the great saphenous vein in the medial side of the leg.

A

Saphenous nerve of the posterior femoral nerve (L2, L3, L4)

138
Q

Name the nerves which locate in the adductor canal.

A

Saphenous nerve of the posterior femoral nerve (L2, L3, L4)

139
Q

Name the nerves which innervate the hip joint.

A

Anterior obturator nerve (L2, L3, L4)
Accessory obturator nerve (L3, L4)
Articular branch of the femoral nerve (L2, L3, L4)

140
Q

Name the nerve which pierces the fascia lata at the distal end of the adductor canal, and precedes the medial side of the knee with the descending genicular artery.

A

Saphenous nerve of the posterior femoral nerve (L2, L3, L4)

141
Q 
Which nerve pierces the fascia lata at the distal end of the adductor canal and precedes the medial side of the knee with descending genicular artery?
A. Saphenous nerve
B. Sural nerve
C. Communicating sural nerve
D. Medial femoral cutaneous nerve
A

A. Saphenous Nerve

142
Q

Muscular branches of the posterior division of the femoral nerve innervates;

a. quadriceps femoris
b. obturator internus
c. inferior gemellus
d. obturator externus.

A

A. Quadriceps femoris

143
Q 
Muscular branches of the posterior division of the femoral nerve innervates;
A. Obturator externus.
B. Vastus medialis.
C. Obturator internus
D. Piriformis.
A

B. Vastus Medialis

144
Q

All of the following innervate the pectineus, EXCEPT
A. The anterior branch of the obturator nerve.
B. The posterior branch of the obturator nerve.
C. The accessory obturator nerve.
D. The femoral nerve

A

B. The posterior branch of the obturator nerve

145
Q 
Which of the following does not innervates the pectineus muscle?
A. Anterior branch of obturator nerve
B. Accessory obturator nerve
C. Femoral nerve
D. Posterior branch of obturator nerve
A

D. Posterior branch of the obturator nerve

146
Q 
Which nerve emerges or lies on the lateral side of the psoas major in the lumbar region?
A. Femoral nerve
B. Genitofemoral nerve
C. Lumbosacral trunk
D. Lumbar sympathetic chain & ganglia
A

A. Femoral nerve

147
Q

The fifth sacral ventral ramus enters the pelvis through the ____________.

A

sacral hiatus

148
Q

Each sacral ventral rami and coccygeal nerve receives a grey ramus communicate from the corresponding sympathetic ganglion. True/False

A

True

149
Q

The lumbosacral trunk comprises all the fourth and fifth lumbar ventral rami. True/False

A

False - only part of L4 ventral ramus

150
Q

Name the nerves which appear at the medial margin of the psoas major.

A

Lumbosacral trunk (L4, L5 ventral rami)

151
Q

The upper, larger band of the sacral plexus becomes _______.

A

sciatic nerve

152
Q

The superior gluteal artery lies between the first and second sacral ventral rami. True/False

A

False

153
Q

The common peroneal nerve is formed by dorsal division of the sacral plexus. True/False

A

True

154
Q

Name the nerve(s) which leave(s) the pelvis through the greater sciatic foramen above the piriformis.

A

Superior gluteal nerve (L4-S1 dorsal rami)

155
Q 
Which of the following muscles is not innervated by the muscular branches of the sacral plexus?
A. Obturator externus.
B. Sphincter ani externus
C. Levator ani.
D. Coccygeus.
A

A. Obturator externus

Supplied by the posterior branch of the obturator nerve

156
Q

Name the nerve which innervates the tensor fascia latae. ___ of ___

A

inferior branch of the superior gluteal nerve (dorsal rami of L4-S1)

157
Q

Name nerves which are formed by both dorsal and ventral branches of the sacral plexus.

A

Posterior femoral cutaneous nerve (S2, S3 ventral rami and S1, S2 dorsal rami)

158
Q 
Which of the following nerves is formed by both dorsal and ventral branches of the sacral plexus?
A. Perforating cutaneous nerve
B. Superior gluteal nerve
C. Posterior femoral cutaneous nerve
D. Pudendal nerve
A

C. Posterior femoral cutaneous nerve

S2, S3 ventral rami and S1, S2 dorsal rami

159
Q

Name the nerve which accompanies the inferior gluteal vessels.

A

Posterior femoral cutaneous nerve (S2, S3 ventral rami and S1, S2 dorsal rami)

160
Q

Name the nerve which innervates the skin of the gluteal region, perineum and posterior side of the thigh and leg.

A

Posterior femoral cutaneous nerve (S2, S3 ventral rami and S1, S2 dorsal rami)

161
Q

The posterior femoral cutaneous nerve branches followings, Except

a. gluteal branch
b. articular branch
c. perineal branch
d. branch to the thigh and leg.

A

b. articular branch

only a cutaneous nerve!

162
Q 
Which of the following nerves innervates the skin of the gluteal region, perineum and posterior side of the thigh and leg?
A. Superior gluteal nerve
B. Inferior gluteal nerve
C. Posterior femoral cutaneous nerve
D. Anococcygeal nerve
A

C. Posterior femoral cutaneous nerve

163
Q

Name the nerve which leaves the pelvis through the greater sciatic foramen below the piriformis and descends between the greater trochanter and ischial tuberosity.

A

Sciatic nerve (L4-S3)

164
Q

The muscular branches of the sciatic nerve innervate following muscles, Except;

a. adductor magnus
b. pectineus
c. biceps femoris
d. semitendinosus.

A

B. Pectineus

165
Q

The tibial nerve appears from the dorsal branches of the fourth and fifth lumbar, and first to third sacral ventral rami. True/False

A

False - ventral branches of L4, L5

166
Q

Name the nerve which passes anterior side of the arch of the soleus behind the soleal line.

A

Tibial nerve (L4-S3 ventral rami)

167
Q

Name the artery which accompanies the tibial nerve in the posteromedial side of the leg.

A

Posterior tibial artery

168
Q 
Which of the following nerves accompanies the posterior tibial artery?
A. Sural nerve
B. Deep peroneal  nerve
C. Common peroneal nerve
D. Tibial nerve
A

D. Tibial nerve

169
Q

The tibial nerve bifurcates into the medial and lateral plantar nerves under the;

a. fibular retinaculum
b. plantar aponeurosis
c. extensor retinaculum
d. flexor retinaculum

A

d. flexor retinaculum

170
Q

Which of the following nerves innervates the second, third and fourth lumbricals on the foot?
A. Medial plantar nerve
B. Deep branch of the lateral plantar nerve
C. Superficial branch of the lateral plantar nerve
D. First common plantar digital nerve

A

B. Deep branch of the lateral plantar nerve

171
Q

The articular branches to the knee from the tibial nerve accompany the following arteries, Except:

a. superior medial genicular artery
b. inferior medial genicular artery
c. middle genicular artery
d. descending genicular artery

A

d. descending genicular artery

172
Q

Name the nerve which innervates the distal tibiofibular joint. _______ of _______

A

interosseous branch of the tibial nerve (L4-S3 ventral rami)

173
Q

The sural nerve is the branch from the:

a. sciatic nerve
b. common peroneal nerve
c. tibial nerve
d. superficial peroneal nerve.

A

c. tibial nerve

174
Q

The sural communicating nerve is a branch of the;

a. sciatic nerve
b. common peroneal nerve
c. tibial nerve
d. interosseous branch of tibial nerve

A

b. common peroneal nerve

175
Q

The sural nerve descends medial to the tendo calcaneous with the lesser saphenous vein. True/ False

A

False - lateral to the tendo calcaneous

176
Q

Name the nerve which connects with the superficial fibular nerve on the dorsum of the foot and the posterior femoral cutaneous nerve in the leg. __________ of ________

A

Sural nerve of the tibial nerve (L4-S3 ventral rami)

177
Q

Name the nerve which accompanies the arteria dosalis pedis. _____ of _____

A

Medial terminal branch of the deep peroneal nerve

178
Q

Name the nerve which appears between the abductor hallucis and the flexor digitorum brevis. _____ of _____

A

Medial plantar nerve of the tibial nerve (L4-S3 ventral rami)

179
Q

Name the nerve which supplies adjacent side of the third and fourth toes and connects with the lateral plantar nerve. ___ of ___

A

3rd common plantar nerve of the medial plantar nerve of the tibial nerve (L4-S3 ventral rami)

180
Q

Most deep plantar muscles of the foot are innervated by the ____ of _____.

A

lateral plantar nerve of the tibial nerve (L4-S3 ventral rami)

181
Q

The lateral common digital nerve of the superficial nerve from the lateral plantar nerve innervates the dorsal and plantar interossei in the fourth intermetatarsal space. True/False

A

True

182
Q

The first lumbrical is innervated by the ______ of ______.

A

1st common medial plantar nerve of the tibial nerve (L4-S3 ventral rami)

183
Q

The deep branch of the lateral plantar nerve innervates the second, third and fourth lumbricals. True/False

A

True

184
Q

Name the nerve which innervates the adductor hallucis. ___ of ___

A

deep branch of the lateral plantar nerve

185
Q

The common fibular nerve is derived from the dorsal branches of the fourth and fifth lumbar and first, second sacral ventral rami. True/False

A

True

186
Q

Name the nerve which gives off the recurrent articular nerve to the anterolateral part of the knee capsule and the proximal tibiofibular joint. ____ of ____

A

common peroneal nerve of the sciatic nerve

187
Q

The lateral sural nerve is a cutaneous branch of the;

a. sural nerve
b. tibial nerve
c. common peroneal nerve
d. saphenous nerve.

A

c. common peroneal nerve

188
Q

Name the nerve which curves lateral to the fibular neck, deep to the peroneus longus. ___ of ___

A

Common peroneal nerve (L4-S2 dorsal rami) of the sciatic nerve

189
Q

Name the artery which accompanies the deep fibular nerve. ____ of ____

A

anterior tibial artery

190
Q

Name the nerve which innervates the fibularis tertius. ___________ of ____________

A

Deep fibular nerve of the common fibular nerve

191
Q

Name the nerve which enlarges as a pseudo ganglion of the dorsum of the foot and supplies the extensor digitorum brevis. _______ of ______

A

Lateral terminal branch of the deep peroneal nerve of the common peroneal nerve

192
Q

Name the nerve which supplies the first metatarsophalangeal joint. ___ of ___

A

medial terminal branch of the deep peroneal nerve of the common peroneal nerve

193
Q

Name the nerve which innervates the fibularis longus and brevis. ______ of ______

A

superficial peroneal nerve of the common peroneal nerve

194
Q

Name the nerve which supplies adjacent sides of the first and second toes on the dorsum of the foot. ____ of ____

A

Medial branch of the superficial peroneal nerve

195
Q

Name the nerve(s) which might cause foot drop and weakness of ankle dorsi flexion when it is damaged.

A

Common peroneal nerve

196
Q

Name the nerve which pierces the sacrotuberous ligament. ______ of ______

A

perforating cutaneous nerve of the dorsal division of S2, S3 ventral rami

197
Q

The pudendal nerve arises from the ventral division of _________.

A

S2-S4 ventral rami

198
Q

Name the roots of the pudendal nerve.

A

ventral division of S2-S4 ventral rami

199
Q 
Which of the following nerves passes through the lesser sciatic foramen?
A. Pudendal nerve
B. Inferior gluteal nerve
C. Superior gluteal nerve
D. Obturator nerve
A

A. Pudendal nerve

200
Q

Name the nerve which passes through the lesser sciatic foramen into the pudendal canal.

A

Pudendal nerve of the ventral division of S2-S4 ventral rami

201
Q

The pudendal nerve gives off following branches, Except;

a. posterior scrotal or labial nerve
b. inferior rectal nerve
c. perineal nerve
d. dorsal nerve of the penis.

A

a. posterior scrotal or labial nerve

202
Q 
Which of the following nerves is not a direct branch of the pudendal nerve?
A. Inferior rectal nerve
B. posterior scrotal or labial nerve
C. Dorsal nerve of the penis
D. Perineal nerve
A

B. Posterior scrotal or labial nerve

203
Q

Muscular branches of the perineal nerve innervate following muscles, Except;

a. bulbospongiosus
b. sphincter urethrae
c. anterior of the external ani sphincter
d. dorsal nerve of the clitoris.

A

d. dorsal nerve of the clitoris

204
Q 
Which of the following structures is not supplied by the muscular branches of the perineal nerve?
A. Transversus perinei superficialis
B. Bulbospongiosus	
C. obturator externus
D. Sphincter urethrae
A

C. Obturator externus

205
Q

Name the nerve which innervates the glans penis.

A

Dorsal nerve of the penis of the pudendal nerve (ventral division of S2-S4 ventral rami)

206
Q

Name the nerve which passes through the hiatus between the urogenital diaphragm and the inferior pubic ligament. ____ of ____

A

Dorsal nerve of the penis of the pudendal nerve (ventral division of S2-S4 ventral rami)

207
Q

The pudendal nerve can be blocked by injection with a local anesthetic application towards the ischial spine, through the ___________.

A

vaginal wall

208
Q 
Which of the following nerves emerges from the sacral hiatus with the filum terminalis externus?
A. Lesser splanchnic nerve
B. Coccygeal ventral ramus
C. Fourth sacral ventral ramus
D. Anococcygeal nerve
A

B. Coccygeal ventral ramus

Neuroanatomy 2 - PNS (4 decks)

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