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Exam 2 Muscles OIANB > Muscles For Respiration > Flashcards

Muscles For Respiration Flashcards

1
Q

Diaphragm (origin)

A

Xiphoid process
Lower 6 costal cartilages
L1-L3 vertebrae

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2
Q

Diaphragm (insertion)

A

Central tendon (tip of dome)

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3
Q

Diaphragm (action)

A

Draws central tendon down and forward during inspiration

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4
Q

Diaphragm (nerve)

A

Phrenic nerve

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5
Q

Diaphragm (blood)

A

Pericardiacophrenic
Musculophrenic
Superior and inferior phrenic arteries

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6
Q

Internal intercostals (origin)

A

Lower border of rib (11 pairs)

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7
Q

Internal intercostals (insertion)

A

Upper border of rib below origin

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8
Q

Internal intercostals (action)

A

Breathing out

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9
Q

Internal intercostals (nerve)

A

Intercostal nerves

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10
Q

Internal intercostals (blood)

A

Posterior and anterior intercostal arteries

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11
Q

External intercostals (origin)

A

Lower border of rib (11 pairs)

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12
Q

External intercostals (insertion)

A

Upper border of rib below origin

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13
Q

External intercostals (action)

A

Lift the ribs up when you breathe in

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14
Q

External intercostals (blood)

A

Posterior and anterior intercostal arteries

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15
Q

Serratus posterior superior (origin)

A

Ligamentum nuchae
Spinous processes of C7-T3

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16
Q

Serratus posterior superior (insertion)

A

Superior aspect of ribs 2-4

17
Q

Serratus posterior superior (action)

A

Elevation of ribs

18
Q

Serratus posterior superior (nerve)

A

Ventral rami of upper thoracic nerves

19
Q

Serratus posterior superior (blood)

A

Posterior intercostal arteries

20
Q

Serratus posterior inferior (origin)

A

Spinous processes of T11-L2

21
Q

Serratus posterior inferior (insertion)

A

Inferior aspect of ribs 9-12

22
Q

Serratus posterior inferior (action)

A

Depresses ribs

23
Q

Serratus posterior inferior (nerve)

A

Ventral rami of lower thoracic nerves

24
Q

Serratus posterior inferior (blood)

A

Posterior intercostal arteries

25
Q

Levatores costarum (origin)

A

Transverse processes C7-T11

26
Q

Levatores costarum (insertion)

A

Corresponding rib at superior border
Between costal angle and tubercle

27
Q

Levatores costarum (action)

A

Assists with deep inspiration

28
Q

Levatores costarum (nerve)

A

Dorsal rami

29
Q

Levatores costarum (blood)

A

Posterior intercostal arteries

30
Q

Pectoralis minor (origin)

A

Ribs 3-5

31
Q

Pectoralis minor (insertion)

A

Corocoid process of scapula

32
Q

Pectoralis minor (action)

A

Depression of shoulders
Downward rotation of scapula

33
Q

Pectoralis minor (nerve)

A

Medial pectoral nerve

34
Q

Pectoralis minor (nerve)

A

Medial pectoral nerve

35
Q

Pectoralis minor (blood)

A

Pectoral branch of thoracoacromial and intercostal lateral thoracic arteries

Exam 2 Muscles OIANB (11 decks)

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