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Midterm Module Flashcards

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1
Q

Origin of the Trapezius

A

Medial 1/3 of superior nuchal line; EOP; nuchal ligament; SPs of C7-T12

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2
Q

Insertion of the Trapezius

A

Lateral 1/3 of clavicle; acromion; spine of scapula

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3
Q

Innervation of the Trapezius

A

Motor: spinal accessory nerve (CN XI);

Pain and proprioception: C3 and C4 spinal nerves

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4
Q

Action of the Trapezius

A

Descending part: elevates scapula
Middle part: retracts scapula
Ascending part: depresses scapula

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5
Q

Blood supply of the Trapezius

A

superficial branch of the transverse cervical a., Dorsal Scapular

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6
Q

Origin of the Latissimus Dorsi

A

SPs of T7-T12; thoracolumbar fascia; iliac crest; inferior 3 or 4 ribs; inferior angle of scapula

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7
Q

Insertion of the Latissimus Dorsi

A

Floor of intertubercular groove of humerus

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8
Q

Innervation of the Latissimus Dorsi

A

Thoracodorsal nerve (C6, *C7, C8)

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9
Q

Action of the Latissimus Dorsi

A

Extends, adducts and medially rotates the humerus

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10
Q

Blood supply of the Latissimus Dorsi

A

Thoracodorsal Artery

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11
Q

Origin of the Rhomboid Major

A

SPs T2-T5

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12
Q

Insertion of the Rhomboid Major

A

Medial border of scapula (spine to inferior angle)

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13
Q

Innervation of the Rhomboid Major

A

Dorsal scapular nerve (C4, *C5)

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14
Q

Action of the Rhomboid Major

A

Retracts scapula; rotates glenoid cavity inferiorly; fix scapular to thoracic wall

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15
Q

Blood supply of the Rhomboid Major

A

Dorsal scapular artery

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16
Q

Origin of Rhomboid Minor

A

Nuchal ligament; SPs C7-T1

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17
Q

Insertion of Rhomboid Minor

A

Medial border of scapula (medial end of scapular spine

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18
Q

Innervation of Rhomboid Minor

A

Dorsal scapular nerve (C4, *C5)

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19
Q

Action of Rhomboid Minor

A

Retracts scapula; rotates glenoid cavity inferiorly; fix scapular to thoracic wall

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20
Q

Blood supply of Rhomboid Minor

A

Dorsal scapular artery

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21
Q

Origin of Levator Scapulae

A

Posterior tubercles of transverse processes C1-C4

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22
Q

Insertion of Levator Scapulae

A

Medial border of scapula (superior to root of scapular spine)

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23
Q

Innervation of Levator Scapulae

A

C3 and *C4 spinal nerves; *dorsal scapular nerve (C5) (some authors include C4)

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24
Q

Action of Levator Scapulae

A

Elevates scapula; rotates glenoid cavity inferiorly

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25
Blood supply of Levator Scapulae
Transverse cervical and ascending cervical aa
26
Origin of Serratus posterior superior
Nuchal ligament?; SPs of C7-T2 or T3
27
Insertion of Serratus posterior superior
Superior border of external surfaces of ribs 2-5 (just lateral to their angles)
28
Innervation of Serratus posterior superior
2nd-5th intercostal nerves
29
Action of Serratus posterior superior
Elevates ribs/proprioception?
30
Blood supply of Serratus posterior superior
Posterior intercostal arteries
31
Origin of Serratus posterior inferior
SPs of T11-L2 or L3
32
Insertion of Serratus posterior inferior
Inferior border of external surfaces of ribs 9-12
33
Innervation of Serratus posterior inferior
Ventral rami T9-T12 spinal nerves
34
Action of Serratus posterior inferior
Depresses lower ribs/proprioception?
35
Blood supply of Serratus posterior inferior
Posterior intercostal aa.
36
Origin of Splenius Capitis
Inferior 1/2 of the ligamentum nuchae, SPs of c7, t1-t4
37
Insertion of Splenius Capitis
Mastoid Process
38
Innervation of Splenius Capitis
Dorsal rami
39
Action of Splenius Capitis
Unilateral- Rotates head ipsilaterally | Bilateral- Extension of head
40
Blood supply of Splenius Capitis
Superficial branch of the transverse cervical artery | Branches of the occipital artery
41
Origin of Splenius Cervicis
SPs T4-T6
42
Insertion of Splenius Cervicis
Posterior tubercles of TPs of C1, C2 and sometimes C3
43
Innervation of Splenius Cervicis
Dorsal Rami
44
Action of Splenius Cervicis
unilateral- lateral flexion and rotation of upper cervical vertebrae ipsilaterally Bilateral- Extension of the C-Spine
45
Blood supply of Splenius Cervicis
Superficial branch of the transverse Cervical artery and branches of the occipital artery
46
Origin of Iliocostalis Cervicis
posterior tubercles of TPs C4-C6
47
Insertion of Iliocostalis Cervicis
angles of ribs 3-6
48
origin of Iliocostalis Thoracis
TP of C7, superior border of upper 6 ribs
49
Insertion of Iliocostalis Thoracis
superior border of angles of lower 6 ribs
50
origin of Iliocostalis Lumborum
Lumbar- tips of TPs of L1-L4 middle layer of TL fascia | Thoracic- Angles of lower 8/9 ribs
51
Insertion of Iliocostalis Lumborum
L- iliac crest | T- Iliac crest
52
Origin of Longissimus capitis
Mastoid process
53
Insertion of Longissimus capitis
TPs of lower 3/4 cervical and upper 4 T vertebrae
54
Origin of Longissimus Cervicis
TPs C2-C6
55
Insertion of Longissimus Cervicis
TPs upper 4-5 thoracic vertebrae
56
Origin of Longissimus Thoracis
Lumbar- accessory processes and TPs of L1-L5 | Thoracic- tips of TPs of upper 4 Thoracic vertebrae, TPs and adjacent ribs of lower 8 thoracic vertebrae
57
Insertion of Longissimus Thoracis
Lumbar- intermuscular aponeurosis | Thoracic- SPs of lumbar vertebrae, median sacral crest, , posterior surface of sacrum, dorsal iliac crest
58
Origin of Spinalis Capitis
occasional fibers arise from semispinalis capitis muscle
59
Insertion of Spinalis Capitis
SPs of C7-T1
60
Origin of Spinalis Cervicis
SPs C2-C4
61
Insertion of Spinalis Cervicis
Ligamentum Nuchae
62
Origination of Spinalis Thoracis
SPs of upper thoracic vertebrae
63
Insertion of Spinalis Thoracis
SPs of T11-L2
64
Origin of Rotatores Brevis
Lamina of Vertebrae above
65
Insertion of Rotatores Brevis
TP of Vertebrae immediatley below
66
Origin of Rotatores Longus
Base of SP of Vertebrae above
67
Insertion of Rotatores Longus
TP of vertebra 2 levels below
68
Origin of Multifidus
SPs of vertebrae
69
Insertion of Multifidus
TPs of 2,3,4, and 5 levels below
70
Origin of Semispinalis Capitis
Between superior n inferior nuchal line of occiput
71
Insertion of Semispinalis Capitis
Superior articular process of lower 4 cervical vertebrae and TPs of upper 6 or 7 Thoracic vertebrae
72
Origin of Semispinalis Cervicis
SPs of 2nd to 5th cervical vertebrae
73
Insertion of Semispinalis Cervicis
TPs of upper 5 or 6 TPs of Thoracic Vertebrae
74
Origin of Semispinalis Thoracis
SPs of lower 2 cervical and upper 4 thoracic vertebrae
75
Insertion of Semispinalis Thoracis
TPs of 6th-10th Thoracic Vertebrae

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