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Anatomy > Back Musculature > Flashcards

Back Musculature Flashcards

(67 cards)

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1
Q

Splendid Cervicis Action

A

Bilaterally extends neck; unilaterally flexes and rotates neck to same side

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2
Q

Splenius cervicis innervation

A

Posterior rami of spinal nerves

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3
Q

Splenius capitis action

A

Bilaterally extends neck; unilaterally flexes and rotate neck to same side

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4
Q

Splenius capitis innervation

A

Posterior rami of spinal nerves

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5
Q

Iliocostalis (luborum, thoracic, cervicis) action

A

Bilaterally extend spine, (head); unilaterally flexes spine (and head) to same side

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6
Q

Iliocostalis (lumborum, thoracic, cervicis) innervation

A

Segmentally innervated by posterior rami of spinal nn.

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7
Q

Longissiumus (thoracis, cervicis, capitis) innervation

A

Segmentally innervated by posterior rami of spinal nn.

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8
Q

Longissiumus (thoracis, cervicis, capitis) action

A

Bilaterally extend spine, (head); Unilaterally flexes spine (and head) to same side

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9
Q

Spinalis (thoracis, cervicis) action

A

Bilaterally extend spine (head); unilaterally flexes spine (and head) to same side

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10
Q

Spinalis (thoracis, cervicis) innervation

A

Segmentally innervated by posterior rami of spinal nn.

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11
Q

Semi spinalis (thoracis, cervicis, capitis) action

A

Bilaterally extends spine; unilaterally flexes spine to same side and rotates to the opposite side

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12
Q

Semispinalis (thoracis, cervicis, capitis) innervation

A

Segmentally innervated by posterior rami of spinal nerves

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13
Q

Multifidus action

A

Bilaterally extends spine; unilaterally flexes spine to same side and rotates to opposite side

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14
Q

Multifidus innervation

A

Segmentally innervated by posterior rami of spinal nerves

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15
Q

Rotators (longus and brevis) action

A

Bilaterally extends spine; unilaterally flexes spine to same side and rotates to the opposite side

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16
Q

Rotatores (longus and brevis) innervation

A

Segmentally innervated by posterior rami of spinal nerves

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17
Q

Interspinales (cervicis, thoracis, lumborum) action

A

Assist in extension of spine

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18
Q

Interspinales (cervicis, thoracis, lumborum) innervation

A

Posterior rami of spinal nerves

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19
Q

Intertransversarii (cervicis, thoracis, lumborum) action

A

Bilaterally stabilizes spine; unilaterally assists in lateral flexion

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20
Q

Intertransversarii (cervicis, thoracis, lumborum) innervation

A

Anterior and posterior rami of spinal nerves

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21
Q

Levatores costarum (longus and brevis) action

A

Bilaterally elevates ribs and slightly extends thoracic spine; unilaterally flexes spine to same side and rotates it to the opposite side

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22
Q

Levatores costarum (longus and brevis) innervation

A

Posterior rami of spinal nerves

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23
Q

Trapezius action

A

Elevates, depresses, retracts scapula and rotates glenoid fossa superiority; steadies scapula to thoracic wall; unilaterally flexes to the same side

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24
Q

Trapezius innervation

A

Spinal accessory nerve/CN XI (motor), C3, C4 (pain and proprioception)

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25
Latissimus Dorsi action
Extends, adducts, medially rotates shoulder; raises body toward arms during climbing
26
Latissimus dorsi innervation
Thoracodorsal nerve (C6-C8)
27
Levator scapulae action
Elevates scapula; rotates glenoid fossa inferiority; unilaterally flexes neck to same side
28
Levator scapulae innervation
Dorsal scapular nerve (C5); C3, C4 cervical spine nerves
29
Rhomboid major action
Retracts scapula, rotates glenoid fossa inferiorly; steadies scapula to thoracic wall
30
Rhomboid major innervation
Dorsal scapular nerve (C5)
31
Rhomboid minor action
Elevates scapula and unilaterally inclines neck to same side; retracts scapula, rotates glenoid fossa inferiorly, steadies scapula to thoracic wall
32
Rhomboid minor innervation
Dorsal scapular nerve (C5)
33
Trapezius blood supply
Transverse cervical artery
34
Latissimus dorsi blood supply
Thoracodorsal artery
35
Levator scapulae blood supply
Dorsal scapular artery
36
Rhomboid major blood supply
Dorsal scapular artery
37
Rhomboid minor blood supply
Dorsal scapular artery
38
Serratus posterior superior action
Proprioception
39
Serratus posterior superior innervation
Anterior rami T2-T5 thoracic spinal nn.
40
Serratus posterior superior blood supply
Intercostal aa
41
Serratus posterior inferior action
Proprioception
42
Serratus posterior inferior innervation
Anterior rami T9-T12 thoracic spinal nn.
43
Serratus posterior inferior blood supply
Intercostal aa. Subcostal a., lumbar aa.
44
Splenius cervicis supply
Occipital, transverse cervical, and intercostal aa.
45
Splenius capitis supply
Occipital and transverse cervical aa.
46
Iliocostalis (lumborum, thoracis, cervicis) supply
Segmentally supplied by deep cervical, intercostal, subcostal, and lumbar aa.
47
Longissimus (thoracis, cervicis, capitis) supply
Segmentally supplied by deep cervical, intercostal, subcostal, and lumbar aa.
48
Spinalis (thoracis, cervicis) supply
Segmentally supplied by deep cervical, intercostal, subcostal, and lumbar aa.
49
Semispinalis (thoracis, cervicis, capitis) supply
Segmentally supplied by deep cervical, intercostal, subcostal and lumbar aa.
50
Multifidus supply
Segmentally supplied by deep cervical, intercostal, subcostal, and lumbar aa.
51
Rotatores (longus and brevis) supply
Segmentally supplied by deep cervical, intercostal, subcostal, and lumbar aa.
52
Interspinales (cervicis, thoracis, lumborum) supply
Segmentally supplied by deep cervical, intercostal, subcostal, and lumbar aa.
53
Intertransversarii (cervicis, thoracis, lumborum) supply
Segmentally supplied by deep cervical, intercostal, subcostal, and lumbar aa.
54
Levatores costarum (longus and brevis) supply
Segmentally supplied by deep cervical, intercostal, subcostal, and lumbar aa.
55
Erector spinal
Iliocostalis, longissimus, spinalis
56
Divisions of iliocostalis
Cervicis, thoracis, lumborum
57
Divisions of longissimus
Capitis, cervicis, thoracis
58
Spinalis
Cervicis, thoracis
59
Transverospinales
Semispinalis, Multifidus, Rotatores
60
Divisions of Semispinalis
Capitis, cervicis, thoracis
61
Divisions of rotatores
Longus and Brevis
62
Spinetransversales
Splenius
63
Divisions of splenius
Capitis and Cervicis
64
Deep segmental
Intertransversarii, Levatores Costarum, Interspinales
65
Divisions of Intertransversarii
Cervicis, thoracis, lomborum
66
Divisions of interspinales
Cervicis, thoracis, lumborum
67
Divisions of Levatores Costarum
Longus and Brevis

Anatomy (4 decks)

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