Lumbar vertebrae Flashcards
1
Q
Which lumbar vertebrae has the largest transverse process?
A
L5.
2
Q
Why does L5 have the largest transverse process?
A
For the attachment of the iliolumbar ligament.
3
Q
What movement occur at the lumbar spine?
A
- Flexion.
- Extension.
4
Q
What attaches to the accessory processes? (under the transverse process)
A
Intertransverse ligament.
5
Q
What attaches to the mamillary process? (on the superior articular process)
A
Part of the multifidus muscle.
6
Q
Why does the vertebral foramen decrease in size going downwards along the vertebral column?
A
- The spinal cord gets gradually smaller.
- Due to neurons leaving at every segment.
7
Q
Why does the vertebral body increase in size going downwards along the vertebral column?
A
Due to the increase in weight-bearing.