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Muscles of the Trunk Flashcards

1
Q

erector spinae group of muscles

A

iliocostalis
longissimus
spinalis

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2
Q

iliocostalis lumborum inferior attachment

A

common tendon

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3
Q

iliocostalis lumborum superior attachment

A

inferior surface of the anlge of ribs 6 to 12

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4
Q

iliocostalis thoracis inferior attachment

A

upper surface of the angle of ribs 6 to 12

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5
Q

iliocostalis thoracic superior attachment

A

angle of ribs 1 to 6

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6
Q

iliocostalis cervicis inferiior attachment

A

angle of ribs 3 to 7

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7
Q

iliocostalis cervicis superior attachment

A

posterior tubercles of the transverse processes of C4-6

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8
Q

longissimus thoracis inferior attachment

A

common tendon

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9
Q

longissimus thoracis superior attachment

A

transverse processes of T1-T12 & areas between the tubercle & angle of ribs 3 to 12

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10
Q

longissimus cervicis inferior attachment

A

transverse processes of T1-4

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11
Q

longissimus cervicis superior attachment

A

posterior tubercles of the transverse processes of C2-6

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12
Q

longissimus capitis inferior attachment

A

transverse processes of T1-5 and articular processes of C4-7

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13
Q

longissimus capitis superior attachment

A

posteior margin of the mastoid process of the temporal bone

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14
Q

spinalis thoracis inferior attachment

A

common tendon

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15
Q

spinalis thoracic superioir attachment

A

spinous processes of T1-6

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16
Q

spinalis cervicis inferior attachments

A

ligamentum nuchae & spinous process of C7-T1

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17
Q

spinalis cervicis superior attachments

A

spinous process of C2

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18
Q

spinalis capitis attachment

A

blends with semispinalis capitis

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19
Q

innervation to the erector spinae

A

dorsal rami of adjacent spinal nerves C3-L5

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20
Q

transversospinal group of muscles

A

multifidi
rotatores
semispinalis

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21
Q

multifidi (lumbar) inferior attachment

A

mammillry process of lumbar vertebrae, lumbosacral ligaments, deep part of the common tendon of the erector spinae, posterior surface of the sarcum, posterior-superior iliac spine of the pelvis, & the capsule of the lumbar & lumbosacral apophyseal joints

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22
Q

multifidi (thoracic) inferior attachment

A

transverse processes of T1-12

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23
Q

multifdi (cervical) inferior attachment

A

articular processes of C3-7

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24
Q

multifidi superior attachment

A

spinous processes of vertebrae located 2-4 intervertebral segmetns superior

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25
multifidi innervation
dorsal rami of adjacent spinal nerves C4-L4
26
rotatores, longus & brevis inferior attachment
transverse processes of all vertebrae
27
rotatores, longus & brevis superior attachment
spinous processes of vertebrae located 1 to 2 intervertebral segments superior
28
important note about rotatatores longus & brevis
the rotator longus crosses two intervertebral junctions; the more horizontal rotator brevis crosses only one intervertebral junction
29
rotatores: longus & brevis innervation
dorsal rami of adjacent spinal nerves C4-L4
30
semispinalis thoracis inferior attachments
transverse processes of T6-10
31
semispinalis thoracic superior attachments
spinous processes of C6-T4
32
semispinalis cervicis inferior attachments
transverse processes of T1-6
33
semispinalis cervicis superior attachment
spinous processes of C2-5, primarily C2
34
semispinalis capitis inferior attachment
transverse processes of C7-T7 and articular processes of C4-6
35
semispinalis capitis superior attachment
between the superior & inferior nuchal lines of the occipital bone
36
semispinalis innervation
dorsal rami of adjacent spinal nerves C1-T6
37
short segmental group of muscles
interspinalis | intertransversarus
38
interspinalis muscles innervation
dorsal rami of adjacent spinal nerves C3-L5
39
obliquus externus abdominis lateral attachment
lateral side of ribs 4 to 12
40
obliquus externus abdominis medial attachment
anterior half of the outer lip of the iliac crest, linea alba, & contralateral rectus sheaths
41
obliquus externus abdominis innervation
intercostal nerves T8-T12, iliohypogastric L1, & ilioinguinal L1 nerves
42
obliquus internus abdominis lateral attachments
anterior 2/3 of the middle lip of the iliac crest, inguinal igametns, & thoracolumbar fascia
43
obliquus internus abdominis medial attachments
ribs 9 to 12, linea alba, & contralateral rectus sheaths
44
obliquus internus abdominis innervation
intercostal T8-12, iliohyogastric L1, and ilioinguinal L1 nerves
45
rectus abdominis superior attachment
xiphoid process & cartilages of ribs 5 to 7
46
rectus abdominis inferioir attachment
crest of pubis & adjacent ligaments supporting the pubic symphysis joint
47
rectus abdominis innervation
intercostal nerves T7-T12
48
transverse abdominis lateral attachments
anterior 2/3 of the inner lip of the iliac crest, thoracolumbar fascia, inner surface of teh cartilages of ribs 6 to 12, & inguinal ligament
49
transverse abdominis medial attachments
linea alba & contralateral rectus sheaths
50
transverse adbominis innervation
intercostal T7-T12, iliohypogastric L1, & ilioinguinal L1 nerves
51
longus capitis inferior attachments
anterior tubercles of transverse processes of C3-6
52
longus capitis superior attachments
inferior surface of the basilar part of the occipital bone, immediately anterior to the attachment of the rectus capitis anterior
53
longus capitis innervation
ventral rami of spinal nerves C1-C3
54
longus colli, superior oblique portion: inferior attachments
anterior tubercle of transverse processes of C3-5
55
longus colli, superior oblique portion: superior attachment
tubercle on anterior arch of C1
56
longus colli, vertical portion: inferior attachment
anterior surface of the bodies of C5-T3
57
longus colli,vertical portion superior attachments
anterior surface of the bodies of C2-4
58
longus colli, inferior oblique portion inferior attachment
anterior surface of the bodies of T1-3
59
longus colli, inferior oblique portion superior attachment
anterior tubercle of transverse processes of C5-6
60
longus colli, inferior oblique portion innervation
ventral rami of spinal nerves C2-C8
61
rectus capitis anterior inferior attachment
anterior surface of the transverse process of C1
62
rectus capitis anterior superior attachment
inferior surface of the basilar part of the occipital bone immediately anterior to the occipital condyle
63
rectus capitis anterior innervation
ventral rami of spinal nerves C1-C2
64
scalenus anterior superiior attachment
anterior tubercles of the transverse processes of C3-6
65
scalenus anterior inferior attachment
inner border of first rib
66
scalenus medius superior attachment
posterior tubercles of the transverse processes of C2-7
67
scalenus medius inferior attachment
upper border of the first rib, posterior to the attachment of the scalenus anterior
68
scalenus posterior superior attachment
posterior tubercles of the transverse processes of C5-7
69
scalenus posterior inferior attachment
external surface of the second rib
70
scalenus muscles innervation
ventral rami of spinal nerves C3-C7
71
sternocleidomastoid inferior attachment
sternal head, anterior surface of the upper aspect of the manubrium of the sternum; clavicular head; posterior-superior surface of the medial 1/3 of the clavicle
72
sternocleidomastoid superior attachment
lateral surface of the mastoid process of the temporal bone & lateral 1/2 of the superior nuchal line of the occipital bone
73
sternocleidomastoid innervation
spinal accessory nerve (cranial nerve XI). a secondary source of innervation is through the ventral rami of the mid & upper cervical plexus, which may carry sensory (proprioceptive) information
74
splenius capitis inferior attachment
inferior half of the ligamentum nuchae & spinous process of C7-T4
75
splenius capitis superior attachment
mastoid process of the temporal bone & the lateral 1/3 of the superior nuchal line of the occipital bone. these attachments are immediately medial to the attachments of the sternocleidomastoid
76
splenius capitis innervation
dorsal rami of spinal nerves C2-C8
77
splenius cervicis inferior attachment
spinous process of T3-6
78
splenius cervicis superior attachment
posterior tubercles of the transverse process of C1-3
79
splenius cervicis innervation
dorsal rami of spinal nerves C2-C8
80
obliquus capitis inferior attachment
apex of the spinous process of C2
81
obliquus capitis superior attachment
inferior margin of the transverse process of C1
82
obliquus capitis superior, inferior attachment
superior margin of the transverse process of C1
83
obliquus capitis superior, superior attachment
between the lateral end of the inferior & superior nuchal lines; lateral to the attachment of the semispinalis capitis
84
rectus capitis posterior major inferior attachment
spinous process of C2
85
rectus capitis posterior major superiior attachment
immediately medial to teh lateral end of the inferior nuchal line
86
rectus capitis posterior minor inferior attachment
tubercle on the posterior arch of C1
87
rectus capitis posterior minor superior attachment
immediately anterior to the medial end of the inferior nuchal line, just posterior to the foramen magnum
88
suboccipital muscles
obliquus capitis inferior obliquus capitis superior rectus capitis posterior major rectus capitis posterior minor
89
innervation to suboccipital muscles
suboccipital nerve (dorsal ramus C1)
90
quadratus lumborum inferior attachment
iliolumbar ligament & crest of the ilium
91
quadratus lumborum superior attachment
rib 12 & tips of the transverse processes of L1-4
92
quardatus lumborum innervation
T12-L3 (ventral rami)
93
masseter, combined superfical & deep fibers proximal attachment
lateral-inferior surfaces of the zygomatic bone & inferior surfaces of the zygomatic arch
94
masseter, combined superficial & deep fibers distal attachment
external surface of the mandible, betwee the angle & just below the coronoid process
95
masseter, combined superficial & deep fibers innervation
branch of the manidibular nerve, a division of cranial nerve V
96
temporalis proximal attachment
temporal fossa & deep surfaces of temporal fascia
97
temporalis distal attachment
apex & medial surfaces of the coronoid process of the mandible and the entire anterior edge of the ramus of the mandible
98
temporalis innervation
brnahc of the mandibular nerve, a division of cranial nerve V
99
medial pterygoid origin
medial surface of the lateral pterygoid plate
100
medial pterygoid insertion
internal surface of the mandible between the anlge & mandibular foramen
101
medial pterygoid innervation
brnach of the mandibular nerve, a division of cranial nerve V
102
lateral pterygoid superior head origin
greater wing of the sphenoid bone
103
lateral pterygoid inferior head orgin
lateral surface of the lateral pterygoid plate
104
lateral pterygoid insertion
pterygoid fossa ont he mandible & the articular disc & capsule of the temporomandibular joint
105
lateral pterygoid innervation
brnahc of the mandibular nerve, a division of the cranial nerve V
106
digastric: posterior belly origin
mastoid notch of the temproal bone
107
digastric: posterior belly insertion
facial sling attached ot the lateral aspect of the hyoid bone
108
digastric: posterior belly innervation
facial nerve (cranial nerve VII)
109
digastric: anterior belly origin
fascial sling attached to the lateral aspect of the hyoid bone
110
digastric: anterior belly insertion
base of the mandible near ist midline (digastric fossa)
111
digastric: anterior belly innervation
inferior alveolar nerve (brnach of the manidibular nerve, a division of cranial nerve V)
112
geniohyoid origin
small region at the midline of the anterior aspect of the mandible's internal surface (symphysis menti)
113
geniohyoid insertion
body of the hyoid bone
114
geniohyoid innervation
C1 via the hypoglossal nerve (cranial nerve XII)
115
mylohyoid origin
the internal surface of the mandible, bilaterally on the mylohyoid line
116
mylohyoid insertion
body of the hyoid bone
117
mylohyoid innervation
inferior alveolar nerve (branch of the mandibular nerve, a division of cranial nerve V)
118
stylohyoid origin
base of the styloid process of the temporal bone
119
stylohyoid insertion
anterior edge of the greater horn of the hyoid bone
120
stylohyoid innervation
facial nerve (cranial nerve VII)
121
omohyoid inferior attachment
upper border of the scapula near the scapular notch
122
omohyoid superior attachment
body of the hyoid bone
123
omohyoid innervation
ventral rami of C1-3
124
sternohyoid inferior attachment
posterioir surface of the medial end of the clavicle, superior-posterior part of the manubrium sternum, & posterior sternoclavicular ligament
125
sternohyoid superior attachment
body of the hyoid bone
126
sternohyoid innervation
ventral rami of C1-3
127
sternothyroid inferior attachment
posterior part of the manubrium of the sternum and the cartilage of the first rib
128
sternothyroid superior attachment
thyroid cartilage
129
sternothyroid innervation
ventral rami of C1-3
130
thyrohyoid inferior attachment
thyroid cartilage
131
thyrohyoid superior attachment
junction of the body and greater horn of the hyoid bone
132
thyrohyoid innervation
ventral rami of C1 vis cranial nerve VII

External BOC Material (10 decks)

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