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DPT 701 > Back/Posterior Neck Musculature > Flashcards

Back/Posterior Neck Musculature Flashcards

1
Q

Proximal and Distal attachment of Upper/middle/lower Trapezius

A

Upper prox: external occipital protuberance
Middle prox: ligamentum nuchae
Lower prox: Spinous processes C7-T12

Distal: Scapular spine and acromion process of scapula, lateral/distal 1/3 of clavicle

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2
Q

Innervation of Trapezius

A

Spinal accessory nerve (cranial nerve 11)

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3
Q

Blood supply of Trapezius

A

Superficial transverse cervical artery

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4
Q

Trapezius actions

A

Elevation of scapula; Upward rotation; retraction/adduction

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5
Q

Prox/distal attachemnts for Multifidi

A

Prox: dorsal surface of sacrum, trans processes T12-C3, posterior superior iliac spine
Distal: SPinous processes of vertebrae up until C2

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6
Q

Innervation of Multifidi

A

Dorsal rami of spinal nerves

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7
Q

Blood supply of Multifidi

A

Various arteries at different levels

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8
Q

Action of multifidi

A

Back extension (Bilateral), ipsilateral side bending, contralateral rotation

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9
Q

Prox/distal attachment of Splenius cervicis

A

Prox: Spinous processes of T3-T6
Distal: transverse processes of C3-C6

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10
Q

Innervation of Splenius Cervicis

A

Dorsal rami of spinal nerves

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11
Q

Blood supply of Splenius Cervicis

A

Occipital artery and posterior intercostal artery

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12
Q

Action of splenius cervicis

A

Neck ext; ipsilateral side bending, rotation of neck

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13
Q

Prox/distal attachment of Splenius Capitis

A

Prox: ligamentum nuchae and Spinous processes of C7-T3
Distal: lateral superior nuchal line and mastoid process

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14
Q

Innervation of Splenius capitis

A

Dorsal rami of spinal nerves C2-C3

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15
Q

Blood supply of Splenius Capitis

A

Occipital artery

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16
Q

Action of Splenius Capitis

A

Head/neck ext; ipsilateral side bending, rotation of head

17
Q

Prox/distal attachment for Latissimus dorsi

A

Prox: Spinous processes T6-T12; thoracolumbar fascia, illiac crest
Distal: medial lip of the intertubercular sulcus (humerus)

18
Q

Innervation of Latissimus dorsi

A

Thoracodorsal nerve (TD68) and middle subscapular nerve

19
Q

Blood supply of Latissimus dorsi

A

Subscapular artery

20
Q

Action of Latissimus dorsi

A

Internal rotation, extension, and adduction of glenohumeral joint; also an accessory nerve for expiration

21
Q

Prox/distal attachment of Rhomboid minor

A

Prox: spinous processes C7-T1
Distal: medial border of the scapula between root of spine and superior angle

22
Q

Innervation of Rhomboid minor

A

Dorsal scapular nerve (C4-C5)

23
Q

Blood Supply for Rhomboid minor

A

Dorsal scapular artery

24
Q

Action of Rhomboid minor

A

Elevation, downward rotation, retraction/adduction of scapula

25
Q

Prox/Distal attachment of Rhomboid major

A

Prox: Spinous processes pf T2-T5
Distal: medial border of scapula inferior to the scapular spine

26
Q

Innervation of Rhomboid major

A

Dorsal scapular nerve (C4-5)

27
Q

Blood supply of Rhomboid major

A

Dorsal scapular artery

28
Q

Action of Rhomboid major

A

Elevation, downward rotation, retraction of scapula

29
Q

Prox/distal attachments of Obliquus Capitis inferior/superior

A

Inferior Prox: Spinous process of C2 (axis)
Inferior Distal: Transverse process atlas (C1)
Superior prox: Transverse process of Atlas (C1)
Superior distal: Lateral inferior nuchal line

30
Q

Innervation of Obliquus Capitis inferior/superior

A

Dorsal rami of C1 (suboccipital nerve)

31
Q

Blood supply of Obliquus capitis inferior/superior

A

vertebral/occipital artery

32
Q

Actions of OC Inferior/superior

A

Inferior: neck extension (B), ipsilateral SB/RT (NO HEAD MOVEMENT)

Superior: head ext (B), ipsilateral SB, contralateral rotation

33
Q

Prox/distal attachments of Rectus capitis posterior minor/major

A

Prox minor: Posterior tubercle of C1
Distal minor: medial inferior nuchal line
Prox major: spinous process of C2
Distal major: lateral inferior nuchal line

34
Q

Innervation of RCP minor/major

A

Dorsal rami of spinal nerve C1 (suboccipital nerve)

35
Q

Blood supply of RCP minor/major

A

Minor: vertebral/occipital artery
Major: occipital artery

36
Q

Actions of RCP minor/major

A

Minor: head ext
Major: head ext, ipsilateral SB/RT

DPT 701 (13 decks)

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