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Anatomy Spine and Back > Spine and Back #5 > Flashcards

Spine and Back #5 Flashcards

1
Q

Spinal canal

A

hole in vertebrae when they’re stacked up

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2
Q

Vertebral Foramen

A

large hole when it is a single vertebrae

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3
Q

Joints of vertebral column

A
  1. vertebral bodies
  2. vertebral arches
  3. craniovertebral joints
  4. costovertebral joints
  5. sacro-iliac joints
  6. uncovertebral joints
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4
Q

Posterior Longitudinal Ligament

A

more narrow ligament running on posterior side of vertebral bodies

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5
Q

Anterior Longitudinal Ligament

A

wider ligament on anterior of vertebral bodies

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6
Q

Zygopophyseal/Facet Joints

A

joints between the facets of joints between vertebrae
-angle of articulation dictates motion available

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7
Q

Transverse ligament of atlas

A

ligament on atlas funning behind the dens of C2

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8
Q

Alar Ligament

A

runs from dens to the anterior part of the anterior arch of C1

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9
Q

Innervation of Zygopophyseal/facet joints

A

posterior ramus of spinal nerve

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10
Q

Innervation of the Intervertebral joint

A

recurrent meningeal nerve

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11
Q

Ligamentum Flavum

A

between each lamina
-lots of separate ones

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12
Q

Interspinous Ligaments

A

between spinous processes

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13
Q

Supraspinous Ligaments

A

on surface of spinous processes

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14
Q

Intertransverse Ligaments

A

between transverse provesses

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15
Q

Nuchal Ligament

A

supraspinous ligament in the cervical spine

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16
Q

Superficial Muscles of the Back

A

latissimus dorsi
rhomboids
-associated with shoulder muscles

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17
Q

Intermediate Muscles of the Back

A

serratus posterior superior and inferior
-control muscles of the thoracic cage

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18
Q

Deep muscles of the back

A

intrinsic muscles associated with the vertebral column, head, and neck
-broken into superficial, intermediate, and deep

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19
Q

Superficial intrinsic muscles of the back

A

spinotransversales
-splenius capitis and cervicis

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20
Q

Intermediate Intrinsic muscles of the back

A

errector spinae muscles

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21
Q

Deep intrinsic muscles of the back

A

semispinalis muscles (cervicis and capitis)
transversospinales
-interspinales and intertranversarii

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22
Q

Splenius Capitis and Cervicis innervation

A

posterior rami of c-spine nerves

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23
Q

Splenius Capitis and Cervicis Action

A

unilateral- lateral flexion and ipsilateral rotation
bilateral- extension of head and neck

24
Q

Splenius Capitis Attachments

A

-nuchal ligament and spinous process C7-T4
-superior nuchal line and mastoid process

25
Q

Splenius Cervicis Attachments

A

-nuchal ligament and spinous process C7-T4
-Tubercles of transverse process C1-4

26
Q

Erector Spinae Attachments
-iliocostalis

A

-iliac crest, sacrum, SI ligament, sacral and lumbar spinous process, and supraspinous ligament
-angles of ribs and cervical transverse process

27
Q

Erector Spinae Attachments
-longissimus

A

-iliac crest, sacrum, SI ligament, sacral and lumbar spinous process, and supraspinous ligament
-ribs between tubercles and angles, transverse process, and mastoid process

28
Q

Erector Spinae Attachments
-spinalis

A

-iliac crest, sacrum, SI ligament, sacral and lumbar spinous process, and supraspinous ligament
-superior spinous process

29
Q

Erector Spinae Muscle Innervation

A

posterior rami of spinal nerves

30
Q

Erector Spinae Actions

A

bilateral- extend vertebral column
unilateral- lateral flexion of vertebral column

31
Q

Semispinalis, Multifidus, and Rotatores Attachments

A

-transverse process
-superior spinous process

32
Q

Semispinalis, Multifidus, and Rotatores Innervation

A

posterior rami of spinal nerves

33
Q

Semispinalis, Multifidus, and Rotatores Actions

A

-extension and stabilization of spine
-contralateral rotation (semispinalis capitis)
-proprioception (multifidus)

34
Q

Minor deep layer of intrinsic back muscles

A

interspinalis, intertransversarii, and levatores costarum

35
Q

Arterial Supply to Vertebrae

A

aorta supplies segmental arteries

36
Q

Venous Drainage of vertebrae

A

segmental veins

37
Q

Spinal Cord Innervation

A

recurrent meningeal nerve

38
Q

Superomedial Suboccipital Boundary

A

rectus capitus posterior major

39
Q

Superolateral Suboccipital Boundary

A

obliquus capitus superior

40
Q

Inferolateral Suboccipital Boundary

A

obliquus capitus inferior

41
Q

Floor of Suboccipital Boundary

A

posterior atlanto-occipital membrane
posterior arch of C1

42
Q

Roof of Suboccipital Boundary

A

semispinalis capitis

43
Q

Obliquus Capitus Attachments

A

-transverse process of C
-occipital bone

44
Q

Obliquus Capitis Superior Action

A

extend head and lateral flexion

45
Q

Obliquus Capitis Inferior Attachments

A

-posterior tubercle of C2
-transverse process of C1

46
Q

Obliquus Capitis Inferior Action

A

ipsilateral rotation

47
Q

Rectus capitis posterior major attachements

A

spinous process of C2

48
Q

Rectus capitis posterior major actions

A

extension and ipsilateral rotation

49
Q

Rectus capitis posterior minor attachment

A

spinous process of C1
inferior nuchal line of occipital bone

50
Q

Rectus capitis posterior minor action

A

extension and ipsilateral rotation

51
Q

Anterior Prevertebral muscles

A

longus capitis
rectus capitis anterior
anterior scalene

52
Q

Lateral Prevertebral muscles

A

middle and posterior scalene
splenius capitis
levator scapulae

53
Q

Anterior Prevertebral muscles

A

flexors of head and cervical spine
-act bilaterally

54
Q

Middle and posterior scalene actions

A

lateral flexion or cervical spine
elevate ribs

55
Q

Splenius capitis actions

A

lateral flexion and ipsilateral rotation of head

56
Q

Anterior blood supply of spinal cord

A

anterior spinal artery
-from vertebral arteries
segmental arteries of vertebrae

57
Q

Posterior blood supply of spinal cord

A

two posterior spinal arteries
-from the posterior inferior cerebellar artery

Anatomy Spine and Back (2 decks)

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