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Boards: Spinal Anatomy > Vertebral Column > Flashcards

Vertebral Column Flashcards

1
Q

What mesoderm does the vertebral column develop from?

A

Paraxial mesoderm

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2
Q

What guides the development of the vertebral column, spinal cord, and nucleus pulpous?

A

Notochord

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3
Q

What are condensations of mesoderm around the notochord called?

A

Somites

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4
Q

What type of myotome develops into skeletal muscles?

A

Somatic

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5
Q

What type of myotome develops into Smooth muscles?

A

Splanchnic

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6
Q

What type of myotome develops into extensor muscles supplied by dorsal rami?

A

Epimere

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7
Q

What type of myotome develops into flexor muscles supplied by ventral rami?

A

Hypomere

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8
Q

What is the body shape of a cervical vertebra?

A

Rectangular

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9
Q

What is the body shape of a thoracic vertebra?

A

Heart-shaped

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10
Q

What is the body shape of a lumbar vertebra?

A

Kidney-shaped

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11
Q

What vertebra has the longest transverse processes?

A

L3

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12
Q

What vertebra has the largest vertebral body?

A

L5

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13
Q

Which are Atypical cervical vertebrae?

A

C1-C2, C7

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14
Q

Which are Atypical thoracic vertebrae?

A

T1, T10-T12

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15
Q

Which is an Atypical Lumbar vertebrae?

A

L5

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16
Q

How do the cervical facets face?

A

Backwards, Upwards, and medially (BUM)

17
Q

How do the thoracic facets face?

A

Backwards, Upwards, and laterally (BUL)

18
Q

How do the lumbar facets face?

A

Backwards and medially (BM)

19
Q

What is the size of the spinal nerve in the intervertebral foramen in the cervical region?

A

1/5th

20
Q

What is the size of the spinal nerve in the intervertebral foramen in the thoracic region?

A

1/12th

21
Q

What is the size of the spinal nerve in the intervertebral foramen in the lumbar region?

A

1/3rd

22
Q

What is the shape of the spinal canal in the cervical region?

A

triangular (largest region)

23
Q

What is the shape of the spinal canal in the thoracic region?

A

Oval (smallest region)

24
Q

What is the shape of the spinal canal in the lumbar region?

A

triangular

25
Q

Where is the most common site for cord compression because the spinal cord is the widest in this region?

A

Cervical

26
Q

What are the primary spinal curves known as?

A

kyphosis

27
Q

What are the secondary spinal curves known as?

A

lordosis

Boards: Spinal Anatomy (5 decks)

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