Intervertebral Foramen: General Characteristics Flashcards Preview

Spinal Anatomy I - Exam 2 > Intervertebral Foramen: General Characteristics > Flashcards

Flashcards in Intervertebral Foramen: General Characteristics Deck (9)
1

What determines the length of the intervertebral foramen?

the width of the pedicle

2

What may extend the length of the intervertebral foramen?

the TVP, muscles, or ligaments

3

What forms the anterior boundary for the typical intervertebral foramen?

- vertebral bodies
- intervertebral disc
- posterior longitudinal lig.

4

What forms the superior boundary for the typical intervertebral foramen?

inferior vertebral notch of the pedicle above

5

What forms the inferior boundary for the typical intervertebral foramen?

the superior vertebral notch of the pedicle below

6

What forms the posterior boundary for the typical intervertebral foramen?

- inferior articular process of the vertebra above
- superior articular process of the vertebra below
- capsular lig.
- ligamentum flavum

7

What is the average height of the intervertebral foramen?

about 13mm

8

What percent of total vertebral column length does "true" intervertebral foramina height from C2-S1 equal?

40%

9

What percent of total vertebral column length does all intervertebral foramina height from occiput to Co1 equal?

53%