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Anatomy > Back Anatomy > Flashcards

Back Anatomy Flashcards

1
Q

Attachments of Trapezius

A

Proximal: nuchal ligament

Distal: Lateral 1/3 clavicle

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2
Q

Actions of Trapezius

A

Elevates, depresses & retracts scapula

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3
Q

Innervations of Trapezius

A

Accessory nerve (CN XI)

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4
Q

Attachments of Latissimus Dorsi

A

Proximal: Illiac crest
Distal: Intertubercular sulcus of humerus

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5
Q

What are the actions of the Latissimus dorsi

A

Adducts, extends & medially rotates humerus

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6
Q

What are the innervations of the latissimus dorsi

A

Thoracodorsal nerve

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7
Q

What are the attachments of the Rhomboids major

A

Proximal: Thoracic spinous processes
Distal: medial border scapula

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8
Q

What are the actions of the rhomboids major?

A

Retracts scapula

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9
Q

What are the innervations of the rhomboids major?

A

Dorsal scapular nerve

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10
Q

What are the attachments of the Rhomboids minor?

A

Proximal: Nuchal ligament. Distal: medial border scapula

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11
Q

What are the innervations of the Rhomboids minor

A

Dorsal scapular nerve

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12
Q

What are the actions of the Rhomboids minor

A

retracts scapula

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13
Q

What are the attachments of the Levator scapulae?

A

Proximal: Cervical transverse processes
Distal: Superior angle of scapula

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14
Q

What are the actions of the levetator scapulae?

A

Elevates scapula

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15
Q

What are the innervations of the Levetator scapulae?

A

Dorsal scapular nerve

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16
Q

What are the actions of the Serratus posterior superior

A

respiration (minor role)

17
Q

What are the innervations of the Serratus posterior superior?

A

Ventral rami

18
Q

Whats the action of the Serratus posterior inferior?

A

Respiration (minor role)

19
Q

What are the innervations of the Serratus posterior inferior?

A

Ventral rami

20
Q

What are the actions of the Iliocostalis, Longissimus, Spinalis (Erector Spinae)

A

Bilateral: Extends vertebral column and head

Unilateral: Lateral flexion to same side

21
Q

What are the innervations of the Erector Spinae?

A

Dorsal rami

22
Q

What are the actions of the Semispinalis capitis?

A

Bilateral: Extends head

Unilateral: Rotates head to opposite side

23
Q

What are innervations of the Semispinalis capitis

A

dorsal rami

24
Q

Actions of Splenius capitis

A

Bilateral: Extends head

Unilateral: Laterally flex neck and rotate head to same side.

25
Q

Inervations of Splenius capitus?

A

Dorsal rami

26
Q

Actions of Rectus capitus major and minor

A

Extends head

27
Q

Innervations of Rectus capitus major and minor

A

Suboccipital nerve

28
Q

Actions of

Obliquus capitis inf

A

Moves head sise to side

29
Q

Inervation of Obliquues capitis inferior

A

Suboccipital nerve

30
Q

Actions of Obliquus capitis sup

A

Extends head

31
Q

Innervations of Obliquues capitis superior

A

Suboccipital nerve

Anatomy (8 decks)

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