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Human Anatomy Exam III > Superficial & Deep Back > Flashcards

Superficial & Deep Back Flashcards

(59 cards)

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1
Q

Trapezius origin

A

Supr. nuchal line, nuchal ligament, C7-T12 spinous processes

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2
Q

Trapezius insertion

A

Lateral clavicle (A), acromion (L), and spine of scapula (P)

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3
Q

Trapezius action

A

Elevates, depresses, and retracts scapula

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4
Q

Trapezius supply

A

CN XI & transverse cervical vessels, ventral rami of C3-C4

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5
Q

Latissimus dorsi origin

A

T7-T12 spinous processes, TL fascia, and crest of ilium

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6
Q

Latissimus dorsi insertion

A

Intertubercular sulcus (bicipital groove) of humerus

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7
Q

Latissimus dorsi action

A

Adducts, extends, and medially rotates humerus

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8
Q

Latissimus dorsi supply

A

Thoracodorsal n & vessels and intercostal vessels

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9
Q

Rhomboid Minor & Major origin

A

C7-T5 spinous processes

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10
Q

Rhomboid Minor & Major insertion

A

Medial border of scapula from spine to inferior angle

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11
Q

Rhomboid Minor & Major action

A

Retract scapula

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12
Q

Rhomboid Minor & Major supply

A

Dorsal scapular n & vessels

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13
Q

Levator Scapulae origin

A

Transverse processes of first 3-4 vertebrae

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14
Q

Levator Scapulae insertion

A

Upper medial border of scapula

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15
Q

Levator Scapulae action

A

Elevates scapula

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16
Q

Levator Scapulae supply

A

Dorsal scapular n & vessels

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17
Q

Serratus Anterior origin

A

Lateral surface of first 8 ribs

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18
Q

Serratus Anterior insertion

A

Anterior surface of medial border of scapula

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19
Q

Serratus Anterior action

A

Protracts scapula & holds it to body wall

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20
Q

Serratus Anterior supply

A

Long thoracic n & lateral thoracic vessels

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21
Q

Triangle of Ausculation location

A

Between 6th & 7th ribs = 6th intercostal space

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22
Q

Triangle of Ausculation boundaries

A

Superior: Trapezius
Inferior: Latissimus dorsi
Lateral: Rhomboid Major
Floor (deep): 6th intercostal space

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23
Q

Lumbar Triangle boundaries

A

Medial: Latissimus dorsi
Lateral: External oblique
Inferior: Iliac crest
Floor (deep): Internal oblique

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24
Q

Serratus Posterior Superior origin

Study These Flashcards
A

C7-T3 spinous processes

25
Serratus Posterior Superior insertion
Superior border of ribs 2-4 (5)
26
Serratus Posterior Superior action
Elevates upper ribs
27
Serratus Posterior Superior supply
First 4 intercostal nn & vessels
28
Serratus Posterior Inferior origin
T11-L2 spinous processes
29
Serratus Posterior Inferior insertion
Inferior border of ribs 8 (or 9) through 12
30
Serratus Posterior Inferior action
Depresses lower ribs
31
Serratus Posterior Inferior supply
Last four intercostal nn & vessels
32
Erector Spinae origin
Posterior sacrum, ilium, & spinous processes
33
Erector Spinae insertion
Spinous processes, transverse processes, & ribs
34
Erector Spinae action
Erect spine (postural mm)
35
Erector Spinae supply
Dorsal rami of spinal nn & lumber & intercostal vessels
36
Splenius Capitis & Cervicis origin
Nuchal ligament & upper spinous processes
37
Splenius Capitis insertion
Occipital bone & mastoid process
38
Splenius Cervicis insertion
Upper cervical transverse processes
39
Splenius Capitis & Cervicis action
Extend & laterally rotate head & neck
40
Splenius Capitis & Cervicis supply
Dorsal rami of spinal nn & deep cervical vessels
41
Semispinalis Capitis & Cervicis origin
Upper thoracic transverse processes
42
Semispinalis Capitis insertion
Occipital bone between nuchal lines
43
Semispinalis Cervicis insertion
Upper cervical spines
44
Semispinalis Capitis & Cervicis action
Extend head & neck
45
Semispinalis Capitis & Cervicis supply
Dorsal rami of spinal nn & deep cervial vessels
46
Multifidus origin
Sacrum & lower transverse processes
47
Multifidus insertion
Spinous processes (span 2-4 vertebrae)
48
Multifidus action
Laterally flexes & rotates spine
49
Multifidus supply
Dorsal rami of spinal nn & lumbar vessels
50
Rotatores origin
Transverse processes
51
Rotatores insertion
Spinous processes (span 1-2 vertebrae)
52
Rotatores action (unilateral & bilateral)
Rotate spine | Bilaterally: extend vertebral column
53
Rotatores supply
Dorsal rami of spinal nn & intercostal vessels
54
Interspinalis location
Between spinous processes
55
Interspinalis action
Minor extensors of spine
56
Intertransversarius location
Between transverse processes
57
Intertransversarius action
Minor lateral flexors of spine
58
Levatores costarum location
From transverse processes to ribs
59
Levatores costarum action
Minor elevators of ribs

Human Anatomy Exam III (5 decks)

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