Day 18 Flashcards Preview

Spinal Anatomy Test 2 > Day 18 > Flashcards

Flashcards in Day 18 Deck (7):
1

What is characteristic of lumbarization of S1?

the failure of synostosis between S1 and S2, squaring of the vertebral body of S1 and flaring of the sacral ala

2

What articular facet changes accompany lumbarization of S1?

none

3

What is characteristic of sacralization of L5?

L5 may be partially or completely fused to the sacrum

4

Which segment demonstrates the greatest morphological variation along the spine?

L5

5

What is the incidence of variation within the sacrococcygeal region in the population?

up to 14%

6

What is characteristics of sacralization of Co1?

the premature fustian of Co1 to the sacrum

7

What is characteristic of coccygealization of S5?

the separation of S5 from sacrum and its; premature fustian to Co1