Back 1 Flashcards

1
Q

Fused spinous processes

A

Median sacral crest

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2
Q

Articular process fused

A

Intermediate sacral crest

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3
Q

Fused transverse processes

A

Lateral sacral crest

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4
Q

Exit of the rami of 1st 4 sacral nerves (sacral foramina)

A

Sacral promontory

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5
Q

Gliding movements between articular processes

A

Zygapophysial joint

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6
Q

Gliding movements between articular processes

A

Zygapophysial joint

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7
Q

1 spinous process + 2 transverse processes + 4 articular processes (facet)

A

7 vertebral arch processes

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8
Q

1 spinous process + 2 transverse processes + 4 articular processes (facet)

A

7 vertebral arch processes

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9
Q

Abnormal lateral curvature (hemivertebra)

A

Scoliosis

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10
Q

Cervical & lumbar (pathology) curve concave posteriorly (secondary, infancy)

A

Lordoses

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11
Q

Thoracic (pathology) & sacral curve concave anteriorly (primary, fetal)

A

Kyphoses

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12
Q

Between dens & anterior arch & transverse lig of atlas (nod no)

A

Median atlantoaxial joint

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13
Q

Between c1 & occipital condyle (nod yes)

A

Atlantooccipital joints

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14
Q

Not in IV disc c1 & c2

A

Synovial joints

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15
Q

Joining ligs are interspinous (weak) & supraspinous (strong, nuchal merge)

A

Adjacent spinous processes

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16
Q

Resist separation of the vertebral laminae by arresting abrupt flexion & IV discs injury

A

Ligamenta flava

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17
Q

Prevents hyperflexion & posterior disc herniation

A

Posterior longitudinal lig

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18
Q

Limits extension of the vertebral column

A

Anterior longitudinal lig

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19
Q

Bodies of c3-c6 inferolateral surface UNCUS Lusaka

A

Spur location

20
Q

Inferior spinal cord is opposite the IV disc L2 & L3

A

Newborn spine

21
Q

Spinal cord ends opposite the IV disc between L1&L2

A

Adult spine

22
Q

C4-T1, the anterior rami from brachial plexus

A

Cervical enlargement

23
Q

L1-S3, the anterior rami from lumbar & sacral plexus

A

Lumbosacral enlargement

24
Q

The conus medullaris & lumbosacral enlargement in the lumbar cistern (subarachnoid space)

A

Cauda equina

25
How spinal nerve roots descend
Progressive obliquity
26
Pia mater that descends in the cuada equina with spinal nerve roots
Filum terminale internum
27
Where the Filum terminale penetrates the inferior end of the dural sac and passes through the sacral hiatus and attach ultimately to the coccyx posterior
Filum terminale externum
28
Space separating the spinal dura matter & vertebrae forming a dural sac in the vertebral canal
Extradural space
29
Continuous spinal dural sac
Cranial dura mater
30
Lines dural sac & dural root sheaths
Spinal arachnoid mater
31
Suspends the spinal cord on each side of the spinal cord
Denticulate lig
32
Posterolaterally poor annulus support and the nucleus pulposus spills out
Herniation
33
L4-L5 affects L5
Lumbar herniation
34
Superficial & intermediate muscle control limb & lungs by anterior rami
Extrinsic back muscles
35
Control vertebral column by posterior rami
Intrinsic back muscles
36
Iliocostalis -> longissimus -> spinalis ❤️
Erector spinae
37
C2 tubercle - inferior nuchal line (c1 innervation)
Rectus capitis posterior major
38
C1 spinous process - 3rd & inferior nuchal line (C1 innervation)
Rectus capitis posterior minor
39
C1 transverse process - superior & inferior nuchal line (c1 innervation)
Obliquus capitis superior
40
Supraspinous lig -> interspinous lig -> ligamentum flavum -> dura mater -> arachnoid mater
Lig layers
41
Semispinalis -> multifidus -> rotatores 4 seg
Deep back muscles
42
Afferent back - skin, deep tissue, viscera, subcutaneous
Posterior root
43
Afferent back - skin, deep tissue, viscera, subcutaneous
Posterior root
44
A projecting inferior guide to the sacral hiatus
Sacral cornua
45
Leads to sacral canal
Sacral hiatus ( lumbar cistern )
46
Superior & inferior vertebral notch combo with ganglia
Intervertebral foramina