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Biochemistry 2 > Module 1: Unit 4 > Flashcards

Module 1: Unit 4 Flashcards

1
Q

What shape are the vertebral bodies in the lumber spine?

A. Heartshaped
B. Kidney shaped
C. Oval

A

B

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2
Q

Which lumbar vertebrae typically have pedicles that extend back at 45 degrees?

A. L1, and L2
B. L4 and L5
C. L3, L4 and L5
D. L1 and L5

A

C

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3
Q

What condition can receipt from lateral recess narrowing in the lumbar spine?

A. Radicular pain
B. Muscle spasms
C. Disc degeneration
D. Vertebral fracture

A

A

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4
Q

Which lumbar vertebrae has the widest transverse process?

A. L1
B. L2
C. L3
D. L4

A

C

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5
Q

The lumbar spine’s superior articular facets face:

A. Posterior and medial
B. Inferior and lateral
C. Anterior and lateral

A

A

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6
Q

What plane do the facet joints of the upper lumbar spine primarily lie in?

A. Coronal
B. Transverse
C. Horizontal
D. Sagittal

A

D

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7
Q

What is a facet tropism?

A. A narrowing of the IVF
B. An abnormal curvature of the lumbar spine
C. Asymmetry in the orientation of facet joints
D. A degeneration of the VB

A

C

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8
Q

What basic components make up the lumbar spine?

A

VB, pedicles, SAP/IAP, Pars, Laminae, SP

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9
Q

True or false: L1 and L2 anterior VB height is SHORTER than posterior VB height

A

True

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10
Q

What is the measurement of A to P VB height of the L3?

A

Trick question, it is the same height from A to P

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11
Q

Is L4 and L5 anterior VB height taller or shorter than posterior VB height?

A

L4 and L5 anterior VB height is taller than posterior VB height

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12
Q

Explain where and what the lateral recess is.

A

A space medial to the pedicles bilaterally. The area where the nerve roots exit and central canal and extend inferiority and laterally. Potentially causing radicular pain when compromised due to facet joint arthrosis or disc protrusion.

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13
Q

Are the lamina within the lumbar region imbricated?

A

No

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14
Q

In what direction to the TP’s project from the pedicle region?

A

Laterally and posteriorly

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15
Q

What direction do the superior facets face?
Is their surface concave or convex?

What direction do the inferior facets face?
Is their surface concave or convex?

A

Superior facets face posterior and medial
Concave surface

Inferior facets face anterior and lateral
Convex surface

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16
Q

True or false: The facet joints of the lumbar spine primarily lie within the sagittal plane in the upper lumber spine and change to coronal plane in lower lumber spine

A

True

17
Q

To what degree are the facet joints oriented to the transverse plane?

A

90 degrees

18
Q

Facet joint review question:
Cervical superior facet faces?
Cervical inferior facet faces?
What degree angle with the transverse plane?

A

Upward/posterior
Downward/anterior
45 degree angle with Transverse plane

19
Q

Facet joint review question:

Thoracic facet SAP faces?
Thoracic facet IAP faces?
Joint forms what degree angle to horizontal/transverse plane? And what degree angle to the coronal plane (superior facet)?

A

Superior, posterior, slight lateral
Inferior, anterior, slight medial
60 degree angle to horizontal/transverse plane and 20 degree angle to the coronal plane

20
Q

Facet joint review question:

What degree angle does the lumbar facet joint orient with the transverse plane?

A

90 degrees

21
Q

What is the cervical orientation of the superior facet?

A. BUM
B. BUL
C. BM
D. BUI

A

A = Back, Up, Medial
aka posterior, superior, medial

22
Q

What is the cervical orientation of inferior facets?

A

Anterior, inferior, lateral

23
Q

What is the thoracic orientation of superior facets?

A. BM
B. BIH
C. BUL
D. BUM

A

C = Back, Up, Lateral

Aka posterior, superior, lateral

*Inferior is opposite aka anterior, inferior, and medial

24
Q

What is the lumbar orientation of superior facets?

A. BUM
B. LGTBQ
C. BM
D. BS

A

C = Back, Medial

Aka posterior, medial

*Inferior would be opposite aka anterior and lateral

25
Q

What structure extends posteriorly from SAP, is the point of contact when adjusting the lumbar spine, and attachment for ligaments and muscles?

A

Mammillary process

26
Q

What structure is tiny, on the posterior aspect of TP base, and the attachment point for the Mozilla-accessory ligament?

A

Accessory process

*just lateral from the mammillary process

27
Q

What is the pars interarticularis?

A

“Isthmus” of bone between the SAP/IAP.
SAP is above, pedicle anteriorly and laminated posteriorly

Biochemistry 2 (20 decks)

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