1.3.2 Vertebral Column Flashcards

1
Q

At what cervical vertebrae can you first feel the spinous process?

A

C7

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2
Q

C1 and C2 are know as what?

A

C1 - Atlas

C2 - Axis

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3
Q

What is the role of the vertebral foramen?

A

Helps to form the vertebral canal containing the spinal canal

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4
Q

Where do the inferior articular processes face?

A

Face inferior and lateral

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5
Q

What are these images of?

A

Vertebral body compression fractures

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6
Q

What do each of the following numbers represent?

A
  1. Superiour Vertebral notch
  2. Superiour articular process
  3. Transverse process
  4. Spinous process
  5. Inferior articular facet
  6. Inferior vertebral notch
  7. Vertebral body
  8. Pedicle
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7
Q

How does the curvature of the spine change from fetus to adult?

A
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8
Q

What is the special feature of the cervical vertebrae? What is its function?

A

In the cervical vertebrae, there is a cervical transverse process which has a transverse foramen for the vertebral artery.

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9
Q

What is the anterior longitudinal ligament?

A
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10
Q

What is spondylolisthesis?

A
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11
Q

What are articular facets and what are their function?

A

These are at oblique angles which vary up and down the spinal cord. These limit rotation and flexion of adjacent vertebral bodies, and add stability to the vertebral column

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12
Q

What positions provide the most stress on L3?

A
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13
Q

What is important about the sacral hiatus?

A
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14
Q

What are each of the parts of this image and what are their corresponding functions?

A
  1. Spinous and transverse processes - muscle attachement and movement
  2. Articular processes - restriction of movement
  3. Vertebral arch - protection of the spinal cord
  4. Vertebral body - Support of body weight
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15
Q

What is spondylolysis?

A
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16
Q

What creates the the cranial/caudal opening that protect the spinal cord?

A

Vertebral (neural) arch

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17
Q

What is a rhizotomy?

A
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18
Q

Spinous process extends posteriorly and inferiorly, and is connected by?

A

Interspinous ligaments and supraspinous ligaments

19
Q

The lumbar cisterna runs from L2 to S2 and contains what?

A
20
Q

What is kyphosis?

A
21
Q

What is the posterior longitudinal ligament?

A
22
Q

What are the importance of longitudinal arteries?

A
23
Q

What are the important characteristics about the Axis?

A
24
Q

Where do the superior articular processes face?

A

Superior and medial

25
Q

Intervertebral discs are a what?

A

Symphysis, or fibrocartilaginous articultation between hyaline cartilage

26
Q

What do each of the numbers represent?

A
  1. Spinous process
  2. Inferior articular process and facet
  3. Transverse process
  4. Superior articular facet
  5. Vertebral foramen
  6. Vertebral body
  7. Lamina
  8. Pedicle
27
Q

What is the order of tissue that the needle will go through when performing a spinal tap? (THIS NEEDS TO BE MEMORIZED)

A
28
Q

Transverse process originates from?

What function does it serve?

A

Originates from the junction of the pedicles and laminae

Serves as the site of muscle attachment

29
Q

What happens to the size of the body of the vertebra going from C3 to L5?

A

They get progressively larger as you move caudally

30
Q

Does the spinal cord correspond to vertebral segments?

A

No, because the spinal cord ends at L1 or L2

31
Q

What is scoliosis?

A
32
Q

What are the important characteristics about the atlas?

A
33
Q

Where is a spinal tap most often performed?

A

L3/L4 or L4/L5

34
Q

What are the importance of the intrinsic arteries?

A
35
Q

What vertebra provide the most rotation? Flexion/extension?

A
36
Q

Where does the spinal cord end compared to the dura mater and subarachnoid space?

A
37
Q

What are these different abnormal curvatures?

A

Left - Normal

Middle - Kyphosis

Right - Lordosis

38
Q

What is lordosis?

A
39
Q

What supplies blood to the spinal cord between T8 and L3?

A

Great ventral medullary artery of Adamkiewicz

This artery comes for inferior intercostals or superior lumbar arteries

40
Q

Posterior ligament becomes what at the base of the skull?

A

Tectorial membrane

41
Q

How can osteoporosis affect the vertebra?

A

This can lead to compression fractures that can trap spinal nerves. This can lead to loss of function or pain. Vertebral compression fractures affect up to 25% of postmenopausal women in the US.

42
Q

Explain the venous drainage of the spinal cord.

A
43
Q

What is the pars interarticularis?

A

It is the portion between the superior and inferior articular facet on each vertebra. Often defective in spondylolisthesis

44
Q

The intervertebral foramen is formed by what? It contains what?

A

Formed by the inferior and superior vertebral notches

Contains the dorsal root ganglion and spinal nerves