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MEDI2100 spot test 2 > extrinsic back > Flashcards

extrinsic back Flashcards

1
Q

Trapezius attachment

A
  • Skull
  • Ligamentum nuchae
  • Spinous processes of C7-T12
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2
Q

Trapezius insertion

A
  • Clavicle
  • Acromion
  • Scapula spine
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2
Q

Trapezius action

A
  • Superior fibres - elevate scapula
  • Middle fibres - retract scapula
  • Inferior fibres - depress scapula
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2
Q

Trapezius innervation

A
  • Accessory nerve CN XI motor
  • C3/C34 pain and proprioception
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3
Q

Latissimus dorsi attachment

A
  • Spinous processes of T6-T12
  • Thoracolumbar fascia
  • Iliac crest
  • Inferior 3-4 ribs
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4
Q

Latissimus dorsi insertion

A
  • Floor of intertubercular groove of humerus
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5
Q

Latissimus dorsi action

A
  • Extends abducts and medially rotates humerus
  • Raises body towards arm when climbing
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6
Q

Latissimus dorsi innervation

A
  • Thoracodorsal nerve
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7
Q

Levator scapulae attachment

A
  • Transverse processes of C1-C4
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8
Q

Levator scapulae insertion

A
  • Superior angle of scapula
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9
Q

Levator scapulae action

A
  • Elevates scapula
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10
Q

Levator scapulae innervation

A
  • Dorsal scapular nerve
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11
Q

Rhomboid major attachment

A
  • Nuchal ligament and spinous process of T2-T5
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12
Q

Rhomboid major insertion

A
  • Medial border of scapula
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13
Q

Rhomboid major action

A
  • Retract and rotates scapula
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14
Q

Rhomboid major innervation

A
  • Dorsal scapular nerve
15
Q

Rhomboid minor attachment

A
  • Nuchal ligament and spinous process of C7-T1
16
Q

Rhomboid minor innervation

A
  • Dorsal scapular nerve
17
Q

Rhomboid minor insertion

A
  • Medial border of scapula
18
Q

Rhomboid minor action

A
  • Retract and rotates scapula
19
Q

Serratus posterior superior attachment

A
  • Lower part of ligamentum nuchae
  • C7-T3
20
Q

Serratus posterior superior insertion

A
  • Ribs 2-5
21
Q

Serratus posterior superior action

A
  • Elevates ribs 2-5
  • Accessory muscle of inspiration
22
Q

Serratus posterior superior innervation

A
  • Intercostal nerves
23
Q

Serratus posterior inferior attachment

A
  • T11-L3
24
Q

Serratus posterior inferior
insertion

A
  • Ribs 9-12
25
Q

Serratus posterior inferior
action

A
  • Depresses ribs 9-12
  • Prevents elevation of ribs when diaphragm contracts
26
Q

Serratus posterior inferior
innervation

A
  • Intercostal nerves
27
Q
A

MEDI2100 spot test 2 (5 decks)

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