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Spinal anatomy > Exam 3 > Flashcards

Exam 3 Flashcards

1
Q

What makes lumbar vertebrae so important?

A

They’re the weight bearing vertebrae

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2
Q

How many lumbar vertebrae do we typically have?

A

5

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3
Q

What are the typical lumbar vertebrae?

A

L1-L4

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4
Q

What are the atypical lumbar vertebrae?

A

L5

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5
Q

_____% of the population have lumbar complaints at some point in their lives?

A

80%

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6
Q

What are the most common sources of low back pain?

A

lumbar zygapophysial joints (facets) and intervertebral discs

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7
Q

low back pain is specific to humans because humans are _______.

A

bipedal

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8
Q

describe the lumbar vertebral body?

A

large, transversely broad; reniform shaped

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9
Q

Aging has what effect on the vertebral body?

A

Decreases vertebral body height
increases circumference

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10
Q

Vertebral body and IVD height is greater __________.

A

anteriorly

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11
Q

What causes the lordotic curve?

A

IVD height difference-greater anteriorly

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12
Q

lumbar lordosis is created by what?

A

Increased height of L4 + L5 vertebral bodies and ALL lumbar IVD’s
*mainly IVD height though

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13
Q

Psoas major attaches to what lumbar vertebrae?

A

L1-L4

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14
Q

Psoas minor attaches to what lumbar vertebrae?

A

L1

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15
Q

What ligaments attach at the lumbar vertebral bodies?

A

Anterior longitudinal lig (ALL)
Posterior longitudinal lig (PLL)
Transforaminal ligaments
corporotransverse ligaments
Hofmann ligaments

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16
Q

Name the transforaminal ligaments?

A

Superior transforaminal
Middle transforaminal
inferior transforaminal

17
Q

The transforaminal ligament attach ________ to ________.

A

Vertebral bodies to articular processes

18
Q

Which transforaminal ligament attaches vertebral body to inferior articular process of same vertebra?

A

Superior transforaminal lig

19
Q

What does the middle transforaminal ligament attach?

A

IVD to inferior articular process of same vertebra.

20
Q

Which transforaminal ligament attaches vertebral body to superior articular process of same vertebra?

A

Inferior transforaminal lig

21
Q

Corporotransverse ligaments attach _______ to ________.

A

vertebral body and IVD to transverse process

22
Q

The superior coporotransverse ligament attaches _______ to ________.

A

vertebral body and IVD to transverse process of vertebrae below

23
Q

Which corporotransverse ligament attaches the vertebral body and IVD to the transverse process of the vertebra above?

A

Inferior corporotransverse process

24
Q

What vertebrae does not have corporotransverse ligaments?

A

L5

25
Q

T or F: The lumbar pedicles have an anterior orientation?

A

False; posterior

26
Q

Is the superior vertebral notch of a lumbar vertebrae deep or slight?

A

slight

27
Q

Is the inferior vertebral notch of a lumbar vertebrae slight or deep?

A

deep

28
Q
A

Spinal anatomy (3 decks)

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