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anatomy 214 > Surface back muscles > Flashcards

Surface back muscles Flashcards

1
Q
A

Serratus posterior superior and inferior

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2
Q

Serratus posterior superior nerve supply

A

Intercostal nerves 2-5

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3
Q

Serratus posterior superior proximal attachment

A
  • Supraspinal ligament
  • Ligamentum nuchael
  • Spinous process of T1-T3
  • 7th cervical vertebra
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4
Q

Serratus posterior superior distal attachment

A

-Upper borders of ribs

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5
Q
A

trapezius

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6
Q

Nerve supply of the trapezius

A

Spinal accessory (C9)

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7
Q

trapezius proximal attachment

A
  • Superior nuchal line
  • Nuchal ligament
  • External occipital protuberance
  • Spinous process C7-T12
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8
Q

trapezius distal attachment

A
  • Lateral 3rd of clavicle

- Acromion and spine of clavicle

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9
Q

trapezius actions

A
  • Elevates, depresses and retracts the scapula

- Rotates glenoid cavity superiorly

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10
Q

What is found between the trapezius, infraspinatus, and lat?

A

triangle of auscultation

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11
Q
A

Latimus dorsi

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12
Q

Latimus dorsi nerve supply

A

Thoracodorsal

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13
Q

Latimus dorsi proximal attachment

A
  • Spinous process of inferior 6 thoracic vertebrae
  • Thoracolumbar fascia
  • Iliac crest
  • Inferior 3-4 ribs
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14
Q

Latimus dorsi distal attachment

A

floor of bicipital groove

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15
Q

Latimus dorsi actions

A
  • Extends, adducts, medially rotates the humorous

- Raises body towards arms during climbing

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16
Q

what are the three transverse spinalis muscles?

A
  • Semi-spinalis
  • Multifidus
  • Rotators
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17
Q
A

longissimus thoracis

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18
Q
A

Spinalis thoracis

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19
Q
A

iliocostalis lumborum

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20
Q

3 erector spine muscles

A

Longissimus thoracis
Spinalis thoracis
iliocostalis lumborum

21
Q
A

Splenius capitis

22
Q
A

Splenius cervicis

23
Q
A

rhomboid major

24
Q
A

rhomboid minor

25
Q

rhomboid major nerve supply

A

Dorsal scapula (C5)

26
Q

rhomboid major proximal attachment

A

Spinous process T2-5

27
Q

rhomboid major distal attachment

A

Medial border of scapula

-From spine to inferior angle

28
Q

rhomboid minor nerve supply

A

Dorsal scapula (C5)

29
Q

rhomboid minor proximal attachment

A
  • Nuchal ligament

- Spinous process C7-T1

30
Q

rhomboid minor distal attachment

A

Smooth triangular area at the medial end of the scapula spine

31
Q
A

Levitator scapula

32
Q

Levitator scapula nerve supply

A

Dorsal scapula (C5)

33
Q

Levitator scapula proximal attachment

A

Posterior tubercles of transverse processes of C1-4 vertebrae

34
Q

Levitator scapula distal attachment

A

Medial border of scapula

-Superior to the root of the scapular spine

35
Q

Rhomboid actions

A
  • Retracts scapula
  • rotates glenoid cavity inferiorly
  • fixes scapula to thoracic wall
36
Q

Levitator scapula actions

A
  • Elevates scapula

- rotates glenoid cavity inferiorly by rotating scapula

37
Q

Serratus posterior inferior nerve supply

A

Intercostal nerves 9-12

38
Q

Serratus posterior inferior proximal attachment

A
  • Supraspinal ligament
  • spinal process of L1-3
  • Lower T11-T12 vertebrae
39
Q

Serratus posterior inferior distal attachment

A

inserts on lower borders of ribs 9-12

40
Q
A

Thoracolumbar fascia

41
Q

Thoracolumbar fascia is a flat sheet of what?

And what is this called?

A 
Tendon
Aponeurosis (connective tissue)
42
Q

2 functions of Thoracolumbar fascia

A
  1. Binds muscles and connects muscle to bone

2. Transfers load/ energy from ribs to pelvis

43
Q

3 layers of the Thoracolumbar fascia and which is the thinnest and thickest

A
  1. Anterior layer (thinnest)
  2. Middle layer
  3. Posterior layer (thickest)
44
Q

What layers of the Thoracolumbar fascia attaches to transverse processes?

A

anterior and middle

45
Q

What layers of the Thoracolumbar fascia attaches to the quadratus lumborum?

A

Anterior and middle layer

46
Q

What layers of the Thoracolumbar fascia attaches to the erector spinae muscles

A

Middle and posterior

47
Q

What layers of the Thoracolumbar fascia gives rise to the transverse abdominal muscles

A

Middle layer

48
Q

Connects gluteus max and lat.

A

Posterior Thoracolumbar fascia layer

49
Q

Facilitates oppositional movement of arms and legs

A

Posterior Thoracolumbar fascia layer

anatomy 214 (7 decks)

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