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IMSK Exam 1 > Osteology of the Spine/Spine Articulations > Flashcards

Osteology of the Spine/Spine Articulations Flashcards

1
Q

What structure is specific to cervical vertebrae?

A

Transverse foramen

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2
Q

What passes through the transverse foramen?

A

Arteries from C1-C6 and veins from C1-C7

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3
Q

What do the uncinated processes form?

A

Uncovertebral joint

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4
Q

What purpose do the uncinated processes serve?

A

Eliminate side to side dislocation

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5
Q

Where are uncovertebral joints present?

A

C3-C7

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6
Q

What is a distinguishing characteristic of thoracic vertebrae?

A

Costal facets

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7
Q

Which thoracic vertebrae don’t have costa facets?

A

T11-T12

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8
Q

What process does a lumbar vertebrae have that other vertebrae do not?

A

Mammillary and accessory

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9
Q

What forms the margins for the sacral hiatus?

A

Sacral cornue

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10
Q

What can cause vertebral fractures?

A

Osteoarthritis, body or vertebrae being crushed, cancer or trauma

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11
Q

At what level does the spinal cord end?

A

L1-L2

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12
Q

At what level is a spinal tap conducted?

A

L3-L4

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13
Q

What is a landmark for obstetrics on the sacrum?

A

Sacral promontory

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14
Q

The more rounded part of the vertebral disk is posterior or anterior?

A

Anterior

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15
Q

The flatter portion of the vertebral disk is posterior or anterior?

A

Posterior

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16
Q

What are the two layers of the vertebral disk?

A 
Annulus fibrosis (outer portion) 
Nucleus pulposus (jelly inside)
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17
Q

Where is the anterior longitudinal ligament found?

A

The anterior portion of the vertebral column covering the vertebral body

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18
Q

Where is the posterior longitudinal ligament found?

A

Inside the anterior portion vertebral canal covering the posterior portion of the IV disks

19
Q

What forms the zygahypophyseal joints?

A

Inferior and superior articulating processes

20
Q

What is the ligamentum flava?

A

The ligament that connects superior and inferior laminae forming the posterior wall of the vertebral canal

21
Q

What ligament connects between two spinous processes?

A

Interspinous ligaments

22
Q

What ligament connects on top of the spinous processes down the spine?

A

Supraspinous ligament

23
Q

What ligament connects transverse processes?

A

Intertransverse ligament

24
Q

What is severe osteoarthritis?

A

Spodylosis

25
Q

What forms the anterior spinal canal boundary?

A

Posterior longitudinal ligament, vertebral body, IV disc

26
Q

What forms the posterior spinal canal boundary?

A

Ligamentum flava and lamina of vertebral arch

27
Q

What forms the superior spinal canal boundary?

A

Foramen magnum

28
Q

What forms the lateral spinal canal boundary?

A

Pedicle of vertebral arch and intervertebral foramen

29
Q

What forms the inferior spinal canal boundary?

A

Sacral hiatus

30
Q

What is anterior dislocation of a lumbar vertebrae called?

A

Spondylithosis

31
Q

What craniovertebral joint connects C1-Occiput?

A

Atlanto-occipital joint

32
Q

What joint connects C1-C2?

A

Atlanto-axial

33
Q

Superiorly where does the posterior longitudinal ligament end and what does it become?

A

The axis; Tectoral membrane

34
Q

What ligament connects the dents to the atlas?

A

Transverse ligament of the Atlas

35
Q

What does the alar ligament connect?

A

The dens to the occipital condyle

36
Q

What is the first palpable spinous process?

A

C7

37
Q

What is the Nuchal ligament?

A

Connects posterior occipital protuberance to C7

38
Q

Where does the Supraspinous ligament begin?

A

C7

39
Q

What supplies 2/3 of the spinal cord with blood supply?

A

Anterior spinal artery

40
Q

What supplies 1/3 of the spinal cord with blood supply?

A

Posterior spinal artery

41
Q

What helps support the anterior/posterior spinal artery by supply the spinal cord with blood?

A

Great segmental medullary artery

42
Q

What is the skinniest portion of the spinal cord?

A

Thoracic

43
Q

What is unique about the veins found in the middle of the spinal canal?

A

They DO NOT have one way valves

44
Q

At what level of the body can the great segmental medullary artery be found?

A

Level with the aorta

IMSK Exam 1 (15 decks)

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