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MSK1 > Back Myology > Flashcards

Back Myology Flashcards

(95 cards)

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1
Q

6 layer method

A

Layers 1-3 = Extrinsic;

Layers 4-6 = Intrinsic

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2
Q

Trapezius m. Attachment

A

C7 - T12, ligamentum nuchae, external occipital protuberance, superior nuchal line

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3
Q

Trapezius m. Insertion

A

Lateral clavicle and scapular spine

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4
Q

Trapezius m. Action - whole

A

Retract scapula and rotate glenoid cavity superiorly

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5
Q

Trapezius m. Action - upper fibers

A

Elevate scapula, extend neck bilaterally and unilaterally rotate face AWAY from muscle

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6
Q

Trapezius m. Action - lower fibers

A

Depress scapula

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7
Q

Latissimus Dorsi m. Attachment

A

T6-L5, iliac crest and thoracolumbar fascia along median sacral crest

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8
Q

Latissimus Dorsi m. Insertion

A

Anterior Humerus

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9
Q

Latissimus Dorsi m. Action

A

Extend, ADduct, medially rotate humerus and inferiorly rotate glenoid cavity

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10
Q

Levator Scapulae m. Attachment

A

Posterior tubercles of C1-C4 transverse processes

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11
Q

Levator Scapulae m. Insertion

A

Superior scapula

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12
Q

Levator Scapulae m. Action

A

Elevate scapula, inferiorly rotate glenoid cavity, extend and laterally flex neck

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13
Q

Rhomboid Minor m. Attachment

A

C7 - T1

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14
Q

Rhomboid Minor m. Insertion

A

Scapula at level of scapular spine

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15
Q

Rhomboid Minor m. Action

A

Retract and elevate scapula, inferiorly rotate glenoid cavity

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16
Q

Rhomboid Major m. Attachment

A

T2-T5

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17
Q

Rhomboid Major m. Insertion

A

Scapula inferior to scapular spine

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18
Q

Rhomboid Major m. Action

A

Retract and elevate scapula, inferiorly rotate glenoid cavity

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19
Q

Serratus Posterior Superior m. Attachment

A

Nuchal ligament, C7-T3

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20
Q

Serratus Posterior Superior m. Insertion

A

Superior surface of ribs

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21
Q

Serratus Posterior Superior m. Action

A

Proprioceptive; elevate ribs with forced inhalation

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22
Q

Serratus Posterior Inferior m. Attachment

A

T11-L2

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23
Q

Serratus Posterior Inferior m. Insertion

A

Inferior surface of ribs

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24
Q

Serratus Posterior Inferior m. Action

A

Proprioceptive; Depress ribs with forced exhalation

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25
Splenius Capitis m. Attachment
lower half of nuchal ligament and C7 - T4
26
Splenius Capitis m. Insertion
Mastoid process or temporal bone and superior nuchal line of occipital bone
27
Splenius Capitis m. Action
Extend neck bilaterally, laterally flex and rotate head TOWARD unilateral muscle in activation
28
Splenius Cervicis m. Attachment
T3-T6
29
Splenius Cervicis m. Insertion
Transverse processes of C1-C4
30
Splenius Cervicis m. Action
Extend neck bilaterally, laterally flex and rotate head TOWARD unilateral muscle in activation
31
Erector Spinae group members and actions
Iliocostalis-lateral, Longissimus-intermediate, Spinalis-median Action = Keep spine erect and maintain posture
32
Iliocostalis members
Iliocostalis Lumborum, Iliocostalis Thoracis, Iliocostalic Cervicis
33
Iliocostalis Lumborum m. Attachment
T11-L5, median sacral crest, iliac crest
34
Iliocostalis Lumborum m. Insertion
Costal angles of ribs
35
Iliocostalis Thoracis m. Attachment
Costal angles of ribs
36
Iliocostalis Thoracis m. Insertion
Costal angles of ribs and transverse process of C7
37
Iliocostalis Cervicis m. Attachment
Costal angles of ribs
38
Iliocostalis Cervicis m. Insertion
Posterior tubercles on transverse processes of C4-C6
39
Longissimus members
Longissimus Thoracis, Longissimus Cervicis, Longissimus Capitis
40
Longissimus Thoracis m. Attachment
Common origin with Iliocostalis Lumborum, transverse accessory processes L1-L5
41
Longissimus Thoracis m. Insertion
Transverse processes T1-L2 and ribs
42
Longissimus Cervicis m. Attachment
Transverse processes T1-T5
43
Longissimus Cervicis m. Insertion
Posterior tubercles on transverse processes of C2-C6
44
Longissimus Capitis m. Attachment
Transverse processes T1-T5
45
Longissimus Capitis m. Insertion
Mastoid process of temporal bone
46
Longissimus Capitis m. Action
Extend neck, laterally flex, turn head TOWARDS
47
Spinalis members
Spinalis Thoracis, Spinalis Cervicis, Spinalis Capitis
48
Spinalis Thoracis m. Attachment
Spinous processes of T11-L2
49
Spinalis Thoracis m. Insertion
T1-T4
50
Spinalis Cervicis m. Attachment
Spinous processes of T1-T6
51
Spinalis Cervicis m. Insertion
C2,3,4
52
What causes a back sprain?
Injury to the ligamentous attachments to the bone
53
What causes a back strain?
Excessive tearing and stretching of muscle fibers
54
Transversospinalis members
Semispinalis, Multifidus, Rotatores Longus, Rotatores Brevis ALL GO BTWN transverse processes and spinous processes
55
Semispinalis m.
Jumps 5-6 spinous processes
56
Multifidus m.
Jumps 3-4 spinous processes
57
Rotatores Longus m.
Jumps 2 spinous processes
58
Rotatores Brevis m.
Jumps 1 spinous process
59
Semispinalis m. Members
Semispinalis Thoracis, Semispinalis Cervicis, Semispinalis Capitis
60
Semispinalis Thoracis m. Attachment
Transverse processes T6-12
61
Semispinalis Cervicis m. Attachment
Transverse processes T6-T1
62
Semispinalis Capitis m. Attachment
Transverse processes C7- T6
63
Semispinalis Capitis m. Insertion
Between superior and inferior nuchal lines of occipital bone
64
Multifidus m. Attachment
Mamillary processes of lumbar vertebrae, transverse processes of thoracic vertebrae
65
Rotatores Longus m. Attachment
Transverse processes
66
Rotatores Brevis m. Attachment
Transverse processes
67
Action of Semispinalis, Multifidus, Rotatores Longus and Rotatores Brevis
Extend spine and rotate spine away
68
Other Deep Back Muscles
Interspinalis, Intertransversarii, Levator Costarum Longus, Levator Costarum Brevis
69
Interspinalis m. Attachment and Insertion
Spinous process to adjacent spinous process
70
Intertransversarii m. Attachment and Insertion
Transverse processes to adjacent transverse processes
71
Levator Costarum Longus m. Attachment and Insertion
C7-T11 Transverse processes to 2nd inferior rib away from it
72
Levator Costarum Brevis m. Attachment and Insertion
C7-T11 Transverse processes to adjacent inferior rib away from it
73
Suboccipital Region muscles
Rectus Capitis Posterior Major, Rectus Capitis Posterior Minor, Obliquus Capitis Inferior, Obliquus Capitis Superior
74
Rectus Capitis Posterior Major m. Attachment
Spinous process C2
75
Rectus Capitis Posterior Major m. Insertion
Lateral inferior nuchal line
76
Rectus Capitis Posterior Major m. Action
Extend Head, rotate face toward
77
Rectus Capitis Posterior Minor m. Attachment
Posterior tubercle C1
78
Rectus Capitis Posterior Minor m. Insertion
Below Inferior nuchal line
79
Rectus Capitits Posterior Minor m. Action
Extend head
80
Obliquus Capitis Inferior m. Attachment
Spinous process C2
81
Obliquus Capitis Inferior m. Insertion
Transverse Process C1--WEIRD
82
Obliquues Capitis Inferior m. Action
Rotate face toward
83
Obliquus Capitis Superior m. Attachment
Transverse process C1
84
Obliquus Capitis Superior m. Insertion
Between superior and inferior nuchal lines
85
Obliquus Capitis m. Action
Extend and laterally flex head
86
What is the medial border of the suboccipital triangle
Rectus Capitis Posterior Major
87
What is the inferior border of the suboccipital triangle
Obliquus Capitis Inferior
88
What is the lateral border of the suboccipital triangle
Obliquus Capitis Superior
89
What innervates the suboccipital region
Suboccipital nerve; | The vertebral artery is through the floor of the triangle
90
Layer 1
Trapezius and Latissimus Dorsi
91
Layer 2
Levator Scapulae, Rhomboid minor, Rhomboid Major
92
Layer 3
Serratus Posterior Superior and Serratus Posterior Inferior
93
Layer 4
Splenius Cervicis and Splenius Capitis
94
Layer 5
Iliocostalis, Longissimus, Spinalis
95
Layer 6
Semispinalis, Multifidus, Rotatores Longus, Rotatores Brevis

MSK1 (29 decks)

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