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Anatomy 215 > L19: Vertebral Column (Spine) > Flashcards

L19: Vertebral Column (Spine) Flashcards

1
Q

How many bones make up the vertebral column?

A

26

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2
Q

How many vertebrae make up the vertebral column

A

24

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3
Q

The primary spinal curve is made of what two sections?

A

Thoracic and sacral

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4
Q

The secondary spinal curve is made of what two sections?

A

Cervical and lumbar

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5
Q

What make up the vertebral arch

A

The pedicles, laminae, spinous process, and transverse process

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6
Q

What are the three articular processes of the spine?

A

Superior, inferior, articular facets

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7
Q

How many cervical vertebrae are there

A

7

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8
Q

How many atypical cervical vertebrae are there? What are they?

A

C1 and C2

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9
Q

What is the name for C1

A

atlas

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10
Q

What is the name for C2

A

Axis

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11
Q

What is the structure of a typical cervical vertebrae

A
  • Oval body
  • Bifid spinous process (except C7)
  • Large triangular vertebral foramen
  • Transverse foramen
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12
Q

How many thoracic vertebrae are there

A

12

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13
Q

Describe the articulation the thoracic vertebrae have with the ribs

A

Facets and demifacets

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14
Q

Describe the structure of the thoracic vertebrae

A
  • Heart shaped body
  • Facet orientation between vertebral arches is coronal
  • Circular vertebral foramen
  • Long spinous process that points downwards
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15
Q

How many lumbar vertebrae are there?

A

5

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16
Q

Describe the structure of lumbar vertebrae

A
  • Large, kidney shaped body
  • Short and thick pedicles and laminae
  • Short, flat hatchet shaped spinous processes
  • Triangular vertebral foramen
17
Q

How many vertebrae are in the sacrum?

A
  1. It’s a fusion of 5 vertebrae
18
Q

How many vertebrae are in the coccyx?

A
  1. It’s a fusion of 4/5 vertebrae
19
Q

What is the function of vertebral discs?

A

Assist with compression of the spine and absorb vertical shock

20
Q

The sacral and coccygeal regions are involved in what structure?

A

The bony pelvis

21
Q

The primary spinal curvature is what kind of curve

A

Concave anteriorly

22
Q

The secondary spinal curvature is what kind of curve?

A

Concave posteriorly

23
Q

The vertebral foramen is made up of what?

A

The body and vertebral arch

24
Q

The intervertebral foramina is where?

A

the point at which the spinal nerve leaves the bony confines of the spine

25
Q

The intervertebral discs are what kind of joint?

A

A cartilaginous joint

Anatomy 215 (15 decks)

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