Vertebral joints and ligaments Flashcards

1
Q

4 things vertebrae are held together by

A
  1. Articular processes
  2. Synovial joint
  3. Fibrocartilage
  4. Accessory ligament
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2
Q

Synovial vertebral joint is located between ______ and _______

A

Superior and inferior articular processes

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3
Q

The synovial vertebral joint is what type of joint?

A

Plane/ gliding

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4
Q

The synovial vertebral joint capsules are _____

The capsules do not ______ but can be ____

A

thin/weak
restrict movement
pulled

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5
Q

Intervertebral discs hold what together?

A

Vertebral bodies

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6
Q

There is no disk between ____ or ____

A

C1 and skull or C1 and C2

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7
Q

What are the two parts of the disk?

A

Annulus fibrosus and nucleus pulposus

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8
Q

The disk between L5 and S1 is _____ and ______ where the spinal nerves come out

A

Thinner posteriorly, and thicker anteriorly

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9
Q

The most common site of disk ruptures are ____ and _____

A

lateral and posterior

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10
Q

Ligaments over neural arches function?

A

Hold neural arch together and resist flexion of vertebral column

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11
Q

Supraspinous ligament runs where? It doesn’t touch what? The ligament in this area is also called?

A

C1-C7
Spinous processes (because the sp are shorter here)
Nuchal ligament

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12
Q

Interspinous ligament runs where? What does it do?

A

Runs between spinous processes from C2 to sacrum

Resists flexion.

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13
Q

Ligamentum Flavum is the ____ inside the _____ on posterior side.

A

yellow ligament

vertebral canal on posterior side

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14
Q

The ligamentum flavum contains _______ and closes what?

A

laminae

roof of neural arch

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15
Q

Describe the ligamentum flavum’s architecture?

A

Strong and elastic so flexion of vertebrae is possible

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16
Q

Anterior Longitudinal ligament description and function

A

Wide band of connective tissue that runs the entire vertebral column on anterior vertebral bodies. RESTRICTS extension.

17
Q

The posterior longitudinal ligament is ____ than the ALL

A

thinner

18
Q

Concave posteriorly can also be called ___

A

lordotic

19
Q

Concave anteriorly spine is also called

A

kyphotic

20
Q

C1 has no ____ because the C2 has it (the dens)

A

vertebral body

21
Q

Cruciform ligament connects what?

A

transverse ligament of C1 and vertebral ligament from skull to C2 (cross) ventral body of C2 to occipital bone

22
Q

Alar ligament of skull does what?

A

Hold dens to skull