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Anatomy > Practical 3 > Flashcards

Practical 3 Flashcards

1
Q

Sternohyoid proximal

A

Eternal end of clavicle and posterior surface of manubrium and sternum

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2
Q

Sternohyoid distal

A

Inferior border of body of hyoid bone

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3
Q

Sternohyoid innervation

A

Ansa cervicalis (C1-C3) from anterior rami of cervical plexus

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4
Q

Sternohyoid action

A

Depresses hyoid bone

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5
Q

Sternothyroid proximal

A

Posterior surface of manubrium of sternum and costal cartilage of first rib

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6
Q

Sternothyroid distal

A

Oblique line of thyroid cartilage

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7
Q

Sternothyroid innervation

A

Ansa cervicalis (C1-C3) from anterior rami of cervical plexus

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8
Q

Sternothyroid action

A

Depresses larynx

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9
Q

Thyrohyoid proximal

A

Oblique line of thyroid cartilage

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10
Q

Thyrohyoid distal

A

Inferior aspects of body of greater horn of hyoid bone

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11
Q

Thyrohyoid innervation

A

Branch of anterior family of C1 which accompanies hypoglossal nerve

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12
Q

Thyrohyoid action

A

Depresses hyoid bone, elevates larynx

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13
Q

Superior belly omohyoid proximal

A

Intermediate tendon of omohyoid muscle

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14
Q

Superior belly omohyoid distal

A

Body of hyoid bone

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15
Q

Superior belly omohyoid innervation

A

Ansa cervicalis (C1) from anterior rami of cervical plexus

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16
Q

Superior belly omohyoid action

A

Depresses hyoid bone

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17
Q

Inferior belly omohyoid proximal

A

Superior border of scapula medial to superior scapular notch

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18
Q

Inferior belly omohyoid distal

A

Intermediate tendon of omohyoid muscle

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19
Q

Inferior belly omohyoid innervation

A

Ansa cervicalis (C1-C3) from anterior rami of cervical plexus

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20
Q

Inferior belly omohyoid action

A

Depresses hyoid bone

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21
Q

Anterior belly digastric proximal

A

Digastric fossa of mandible

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22
Q

Anterior belly digastric distal

A

Intermediate tendon of digastric muscle

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23
Q

Anterior belly digastric innervation

A

Digastric branch of nerve to mylohyoid muscle (CN V3)

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24
Q

Anterior belly digastric action

A

Depresses mandible and elevates hyoid bone

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25
Q

Posterior belly digastric proximal

A

Mastoid notch of temporal bone

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26
Q

Posterior belly digastric distal

A

Intermediate tendon of digastric muscle

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27
Q

Posterior belly digastric innervation

A

Digastric branch of facial nerve (CN VII)

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28
Q

Posterior belly digastric action

A

Depresses mandible, elevates hyoid bone

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29
Q

Mylohyoid proximal

A

Mylohyoid line of mandible

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30
Q

Mylohyoid distal

A

Mylohyoid raphe and body of hyoid bone

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31
Q

Mylohyoid innervation

A

Nerve to mylohyoid muscle (CN V3)

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32
Q

Mylohyoid action

A

Elevates floor of mouth

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33
Q

Stylohyoid proximal

A

Styloid process if temporal bone

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34
Q

stylohyoid distal

A

body of hyoid bone

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35
Q

stylohyoid innervation

A

stylohyoid branch of facial nerve (CN VII)

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36
Q

stylohyoid action

A

elevates hyoid bone

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37
Q

geniohyoid proximal

A

inferior mental spine of mandible

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38
Q

geniohyoid distal

A

body of hyoid bone

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39
Q

geniohyoid innervation

A

first cervical nerve (C1) via hypoglossal nerve (CN XII)

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40
Q

geniohyoid action

A

depresses mandible; elevates hyoid bone

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41
Q

longus capitis proximal

A

anterior tubercles of transverse processes of C3-C6 vertebrae

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42
Q

longus capitis distal

A

Basilar part of occipital bone

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43
Q

longus capitis innervation

A

Anterior rami of first to third cervical nerves (C1-C3)

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44
Q

longus capitis action

A

flexes head

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45
Q

longus colli proximal

A

anterior aspects of C3-T3 vertebrae

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46
Q

longus colli distal

A

anterior aspects of C1-C6 vertebrae

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47
Q

longus colli innervation

A

Anterior rami of second to sixth cervical nerves (C2-C6)

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48
Q

longus colli action

A

Flexes and rotates neck at cervical vertebral joints

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49
Q

sternocleidomastoid sternal head proximal

A

anterior surfaces of manubrium of sternum

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50
Q

sternocleidomastoid sternal head distal

A

mastoid process of temporal bone and superior nuchal line of
occipital bone

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51
Q

sternocleidomastoid sternal head innervation

A

Accessory nerve (CN XI); proprioceptive fibers from anterior rami
second to fourth cervical nerves (C2-C4)

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52
Q

sternocleidomastoid sternal head action

A

Flexes and ipsilaterally laterally flexes neck; contralaterally rotates head

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53
Q

sternocleidomastoid clavicular head proximal

A

medial one third of clavicle

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54
Q

sternocleidomastoid clavicular head distal

A

mastoid process of temporal bone and superior nuchal line of
occipital bone

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55
Q

sternocleidomastoid clavicular head innervation

A

accessory nerve (CN XI); proprioceptive fibers from anterior rami
second to fourth cervical nerves (C2-C4)

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56
Q

sternocleidomastoid clavicular head action

A

flexes and laterally flexes neck; contralaterally rotates and extends head

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57
Q

trapezius superior fibers proximal

A

external occipital protuberance and superior nuchal line,
nuchal ligament, spinous process of C7 vertebra

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58
Q

trapezius superior fibers distal

A

posterior aspects of lateral 1⁄3 clavicle; acromion of scapula

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59
Q

trapezius superior fibers innervation

A

spinal accessory nerve (CN XI) anterior rami of third and fourth
cervical nerves

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60
Q

trapezius superior fibers action

A

elevates, retracts, and upwardly rotates the pectoral girdle at the
acromioclavicular and sternoclavicular joints; extends and laterally flexes head
and neck.

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61
Q

splenius capitis proximal

A

spinous processes C7-T3; nuchal ligament

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62
Q

splenius capitis distal

A

mastoid process of temporal bone and lateral one third of superior
nuchal line of occipital bone

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63
Q

splenius capitis innervation

A

Posterior rami of second and third cervical nerves

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64
Q

splenius capitis action

A

ipsilaterally rotates and bilaterally extends neck

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65
Q

levator scapulae proximal

A

Transverse process of C1-C2; posterior tubercles of transverse
processes of C3-C4

66
Q

levator scapulae distal

A

Superior angle of scapula, medial border of scapula superior to the
spine of the scapula

67
Q

levator scapulae innervation

A

anterior rami of third and fourth cervical nerves, dorsal scapular nerve (C5)

68
Q

levator scapulae action

A

Elevates and downwardly rotates pectoral girdle at acromioclavicular and
sternoclavicular joints; extends and laterally flexes neck at cervical vertebral joints

69
Q

anterior scalene proximal

A

Anterior tubercles of transverse processes of C3-C6 vertebrae

70
Q

anterior scalene distal

A

scalene tubercle of first rib

71
Q

anterior scalene innervation

A

anterior rami of 4th to 6th cervical nerves (C4-C6)

72
Q

anterior scalene action

A

Flexes, rotates, and laterally flexes neck; elevates first rib

73
Q

middle scalene proximal

A

Transverse process of C2-C7 vertebrae

74
Q

middle scalene distal

A

superior surface of second rib

75
Q

middle scalene innervation

A

anterior rami of third to eighth cervical nerves (C3-C8)

76
Q

middle scalene action

A

Laterally flexes neck; elevates first rib

77
Q

posterior scalene proximal

A

posterior tubercles of transverse processes of C4-C6

78
Q

posterior scalene distal

A

external surface of second rib

79
Q

posterior scalene innervation

A

Anterior rami of fourth to sixth cervical nerves

80
Q

posterior scalene action

A

laterally flexes neck; elevates second rib

81
Q

frontal belly occipitofrontalis innervation

A

posterior auricular nerve and temporal branches of facial nerve (CN
VII)

82
Q

frontal belly occipitofrontalis action

A

Raises eyebrows and wrinkles forehead

83
Q

occipital belly occipitofrontalis innervation

A

posterior auricular nerve and temporal branches of facial nerve (CN
VII)

84
Q

occipital belly occipitofrontalis action

A

draws scalp backwards

85
Q

orbicularis oculi innervation

A

temporal and zygomatic branches of facial nerve (CN VII)

86
Q

orbicularis oculi action

A

closes eyelids (both orbital and palpebral part)

87
Q

orbicularis oris innervation

A

Buccal and marginal mandibular branches of facial nerve (CN VII)

88
Q

orbicularis oris action

A

Compresses and protrudes lips (both labial and marginal parts)

89
Q

levator labii superioris innervation

A

Zygomatic and buccal branches of facial nerve (CN VII)

90
Q

levator labii superioris action

A

Elevates and everts upper lip

91
Q

depressor labii inferioris innervation

A

marginal and mandibular branch of facial nerve (CN VII)

92
Q

depressor labii inferioris action

A

depresses lower lip

93
Q

zygomaticus major innervation

A

zygomatic and buccal branches of facial nerve (CN VII)

94
Q

zygomaticus major action

A

elevates angle of mouth

95
Q

risorius innervation

A

buccal branches of facial nerve (CN VII)

96
Q

risorius action

A

pulls angle of mouth laterally

97
Q

depressor anguli oris innervation

A

Buccal and marginal mandibular branches of facial nerve (CN VII)

98
Q

depressor anguli oris action

A

depresses angle of mouth

99
Q

mentalis innervation

A

marginal mandibular branch of facial nerve (CN VII)

100
Q

mentalis action

A

Elevates and protrudes lower lip

101
Q

platysma innervation

A

cervical branch of facial nerve (CN VII)

102
Q

platysma action

A

tenses skin of neck; depresses mandible

103
Q

buccinator innervation

A

buccal branches of facial nerve (CN VII)

104
Q

buccinator action

A

compresses cheek

105
Q

temporalis proximal

A

temporal fossa and fascia

106
Q

temporalis distal

A

coronoid process and ramus of mandible

107
Q

temporalis innervation

A

anterior and posterior deep temporal nerves (CN V3)

108
Q

temporalis action

A

Elevates and retracts mandible

109
Q

masseter superficial part proximal

A

inferior aspect of zygomatic arch

110
Q

masseter superficial part distal

A

lateral aspect of ramus of mandible

111
Q

masseter superficial part innervation

A

Masseteric nerve (CN V3)

112
Q

masseter superficial part action

A

Elevates mandible; assists in protraction of mandible

113
Q

masseter deep part proximal

A

inferior aspect of zygomatic arch

114
Q

masseter deep part distal

A

lateral aspect of coronoid process and ramus of mandible

115
Q

masseter deep part innervation

A

masseteric nerve (CN V3)

116
Q

masseter deep part action

A

elevates mandible; assists in protraction of mandible

117
Q

medial pterygoid deep head proximal

A

medial surface of lateral pterygoid plate of sphenoid bone

118
Q

medial pterygoid deep head distal

A

medial surface of ramus and angle of mandible

119
Q

medial pterygoid deep head innervation

A

nerve to medial pterygoid muscle (CN V3)

120
Q

medial pterygoid deep head action

A

laterally moves and protracts mandible

121
Q

medial pterygoid superficial head proximal

A

maxillary tuberosity; pyramidal process of palatine bone

122
Q

medial pterygoid superficial head distal

A

medial surface of ramus and angle of mandible

123
Q

medial pterygoid superficial head innervation

A

nerve to medial pterygoid muscle (CN V3)

124
Q

medial pterygoid superficial head action

A

Laterally moves and protracts mandible

125
Q

lateral pterygoid superior head proximal

A

lateral aspect and infratemporal crest of greater wing of
sphenoid bone

126
Q

lateral pterygoid superior head distal

A

neck of mandible

127
Q

lateral pterygoid superior head innervation

A

nerve to lateral pterygoid muscle (CN V3)

128
Q

lateral pterygoid superior head action

A

laterally moves and protracts mandible

129
Q

lateral pterygoid inferior head proximal

A

lateral aspect of lateral pterygoid plate of sphenoid bone

130
Q

lateral pterygoid inferior head distal

A

neck of mandible

131
Q

lateral pterygoid inferior head innervation

A

nerve to medial pterygoid muscle (CN V3)

132
Q

lateral pterygoid inferior head action

A

laterally moves and protracts mandible

133
Q

levator palpebrae superioris proximal

A

lesser wing of sphenoid

134
Q

levator palpebrae superioris distal

A

superior tarsus and skin of upper eyelid

135
Q

levator palpebrae superioris innervation

A

superior branch of oculomotor nerve (CN III)

136
Q

levator palpebrae superioris action

A

elevates upper eyelid

137
Q

superior rectus proximal

A

common tendinous ring

138
Q

superior rectus distal

A

upper surface of sclera

139
Q

superior rectus innervation

A

superior branch of oculomotor nerve (CN III)

140
Q

superior rectus action

A

elevation, adducts, and medially rotates eyeball

141
Q

medial rectus proximal

A

common tendinous ring

142
Q

medial rectus distal

A

medial surface of sclera

143
Q

medial rectus innervation

A

inferior branch of oculomotor nerve (CN III)

144
Q

medial rectus action

A

adducts eyeball

145
Q

lateral rectus proximal

A

common tendinous ring

146
Q

lateral rectus distal

A

lateral surface of sclera

147
Q

lateral rectus innervation

A

abducens nerve (CN VI)

148
Q

lateral rectus action

A

abducts eyeball

149
Q

inferior rectus proximal

A

common tendinous ring

150
Q

inferior rectus distal

A

sclera, on inferior aspect of eyeball, just posterior to the corneoscleral junction

151
Q

inferior rectus innervation

A

inferior branch of oculomotor nerve (CN III)

152
Q

inferior rectus action

A

depresses, adducts, and laterally rotates eyeball

153
Q

superior oblique proximal

A

body of sphenoid bone

154
Q

superior oblique distal

A

sclera on the superolateral part of posterior quadrant of eyeball

155
Q

superior oblique innervation

A

trochlear nerve (CN IV)

156
Q

superior oblique action

A

depresses, abducts, and medially rotates eyeball

157
Q

inferior oblique proximal

A

maxillary part of floor of the anterior orbit

158
Q

inferior oblique distal

A

sclera on inferolateral part of posterior quadrant of eyeball

159
Q

inferior oblique innervation

A

inferior branch of oculomotor nerve (CN III)

160
Q

inferior oblique action

A

elevates, abducts, and laterally rotates eyeball

Anatomy (22 decks)

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