Atypical Lumbar Vertebrae: L5 Flashcards Preview

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Flashcards in Atypical Lumbar Vertebrae: L5 Deck (17)
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1

appearance of the L5 vertebral body from lateral view

anterior height is greater than posterior height by several mm, appears to form a wedge on a lateral X-ray view

2

# of joint surfaces are present on the vertebral body of L5

6

3

# of synovial joint surfaces present on vertebral body of L5

0

4

# of cartilaginous (amphiarthrosis) symphysis joint surfaces on vertebral body of L5

2

5

# of fibrous (amphiarthrosis) syndesmosis joint surfaces present on the vertebral body of L5

4

6

muscle(s) attached to L5 vertebral body

psoas major

7

ligaments that attach the vertebral BODY TO the TRANSVERSE process

corporotransverse ligaments

8

types of Hofmann ligaments

anterior Hofmann ligament, posterior Hofmann ligaments, lateral Hofmann ligaments, proximal root sleeve ligaments

9

accounts for shortness of the L5 transverse process

hip/innonminate bones diminish the available space in the transverse plane

10

congenital elongation of the lumbar accessory process results in what feature

styloid process

11

parts of a vertebrae that is attached via the mammillo-accessory ligament

mammillary process and accessory process of the same segment

12

muscles that may attach to the TRANSVERSE process of L5

posts major
quadratus lumboum
longissimus thoracis
rotator brevis
rotator longus
intertransversarii

13

ligaments traditionally attached to the TRANSVERSE process of L5

lumbosacral,
iliolumbar
mammillo-accessory ligament

14

orientation of L5 superior articular facets

BUM, typically concave

15

orientation of L5 inferior articular facets

FoLD, significant convexity

16

congenital condition in which L5 spinous process is elongated, the sacrum exhibits spina bifida, dorsiflexion produces pain

Knife Clasp Syndrome

17

muscles that attach to L5 SPINOUS process

latissiumus dorsi
iliocostalis lumboum
longissimus thoracis
multifidis
rotator longus
rotator brevis
interspinalis