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Functional Anatomy > OIAN of Spine Muscles > Flashcards

OIAN of Spine Muscles Flashcards

1
Q

Transverse Abdominis (O:)

A

inguinal ligament,
iliac crest,
thoracolumbar fascia,
costal cartilage of last 7 ribs

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2
Q

Transverse Abdominis (I: )

A

pubic crest
abdominal aponeurosis (inferior)
linea alba (superior)

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3
Q

Transverse Abdominis (A:)

A

compression of abdomen

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4
Q

Transverse Abdominis (N:)

A

7-12 intercostal, iliohypogastric & iliolinguinal nerves

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5
Q

Rectus Abdominis (O:)

A

pubic crest

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6
Q

Rectus Abdominis (I: )

A

xiphoid process
costal cartilage of ribs 5-7

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7
Q

Rectus Abdominis (A:)

A

trunk flexion, compression of abdomen

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8
Q

Rectus Abdominis (N:)

A

7-12 intercostal nerves

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9
Q

External Oblique (O:)

A

iliac crest
pubic tubercle
linea alba

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10
Q

External Oblique (I: )

A

lower 8 ribs (bilaterally)

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11
Q

External Oblique (A:)

A

bilat: trunk flexion, compression of abdomen
unilat: rotation to opposite side, side bend to same side

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12
Q

Internal Oblique (I: )

A

8-12 ribs
linea alba

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12
Q

Internal Oblique (N:)

A

8-12 intercostal, iliohypogastric & ilioinguinal nerves

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13
Q

Internal Oblique (A: )

A

bilat: trunk flexion, compression of abdomen
unilat: rotation to same side, lateral bend to same side

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13
Q

External Oblique (N:)

A

8-12 intercostal, iliohypogastric, & ilioinguinal nerve

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13
Q

Internal Oblique (O:)

A

inguinal ligament
iliac crest
thoracolumbar fascia

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14
Q

Iliocostalis (O:)

A

iliac crest

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15
Q

Iliocostalis (I: )

A

angles of ribs
upper ribs
transverse process of cervical vertebrae

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16
Q

Longissimus (O: )

A

transverse process at lower levels

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17
Q

Longissimus (I: )

A

transverse process at upper levels

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18
Q

Spinalis (O: )

A

spinous process at lower levels

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19
Q

Spinalis (I: )

A

spinous process at upper levels

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20
Q

Iliocostalis, Longissimus, & Spinalis (A: )

A

bilat: extend neck and trunk
unilat: rotate head to same side
laterally bend neck & trunk to same side

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21
Q

Quadratus Lumborum (O:)

A

iliac crest

22
Q

Quadratus Lumborum (I: )

A

12 rib
transverse process of L1-L5

23
Q

Quadratus Lumborum (A:)

A

trunk lateral bending
reversal action (hip hike)

24
Q

Quadratus Lumborum (N:)

A

12th thoracic nerve
1st lumbar nerve

25
Q

Multifidus (O:)

A

sacrum
posterior SI ligament
transverse process of lumbar/thoracic
articular process of C1-C4 vertebrae

26
Q

Multifidus (I: )

A

spinous process of vertebrae above
(run diagonally)

27
Q

Multifidus (A: )

A

bilat: trunk extension
unilat: trunk lateral flexion to same side
trunk rotation to opposite side

28
Q

Multifidus (N:)

A

spinal nerves

29
Q

Internal Intercostals (O:)

A

rib below

30
Q

Internal Intercostals (I: )

A

rib above

31
Q

Internal Intercostals (A: )

A

depress ribs during expiration

32
Q

Internal Intercostals (N: )

A

intercostal nerves (T2-T6)

33
Q

External Intercostals (O:)

A

rib above

34
Q

External Intercostals (I: )

A

rib below

35
Q

External Intercostals (A:)

A

elevate ribs during inspiration

36
Q

External Intercostals (N:)

A

intercostal nerves (T2-T6)

37
Q

Diaphragm (O:)

A

xiphoid process
ribs
lumbar vertebrae

38
Q

Diaphragm (I: )

A

central tendon

39
Q

Diaphragm (A: )

A

inspiration- pulls downward & enlarges thoracic cavity

40
Q

Diaphragm (N: )

A

phrenic nerve (C3-C5)

41
Q

Sternocleidomastoid (O:)

A

sternum
clavicle

42
Q

Sternocleidomastoid (I: )

A

mastoid process

43
Q

Sternocleidomastoid (A: )

A

bilat: flex neck & hyperextend head
unilat: lateral flexion & rotation to opposite side

44
Q

Sternocleidomastoid (N:)

A

accessory nerve (cranial nerve 11); C2, C3

45
Q

Scalenes (O:)

A

transverse process of cervical vertebrae

46
Q

Scalenes (I: )

A

1st & 2nd ribs

47
Q

Scalenes (A:)

A

bilat: neck flexion
unilat: laterally bends neck

48
Q

Scalenes (N:)

A

lower cervical nerves (C3-C8)

49
Q

Splenius Capitis (O:)

A

lower half of nuchal ligament
spinous process of C7-T3

50
Q

Splenius Capitis (I: )

A

lateral occipital bone
mastoid process

51
Q

Splenius Capitis (A:)

A

bilat: extend head & neck
unilat: rotate & laterally bend to same side

52
Q

Splenius Capitis (N:)

A

middle & lower cervical nerves

53
Q

Splenius Cervicis (O:)

A

spinous process of T3-T6

54
Q

Splenius Cervicis (I: )

A

transverse process of C1-C3

55
Q

Splenius Cervicis (A:)

A

bilat: extend neck
unilat: rotate & lateral bend to same side

56
Q

Splenius Cervicis (N:)

A

middle & lower cervical nerves

Functional Anatomy (9 decks)

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