Extended knowledge Flashcards
1
Q
What is the function of the intervertebral discs between the sacral bones?
A
- Do not have a function.
- As they cannot move.
2
Q
What does a sacralised lumbar vertebrae mean?
A
- When there is one less lumbar vertebrae.
- As it can be fused to the sacrum.
- This can occur the other way round too.
3
Q
What are invertebral discs?
A
- Located between the vertebrae.
- Consists of a gel-like aspect called the nucleus pulposus.
- As well as annulus fibrosis + vertebral endplate.
- They link the vertebrae together.
4
Q
What are zygapophyseal joints?
A
- Are synovial joints.
- Between the superior articular process of one vertebrae.
- And the inferior articular process of another vertebrae.
- They are covered with articular cartilage.
5
Q
How many cervical nerves are there?
A
8.
6
Q
How do the top 7 nerves exit the cervical vertebrae?
A
Exit above the vertebrae.
7
Q
How does the C8 nerve exit the cervical vertebrae?
A
- Exits through the intervertebral foramen.
- Beneath C7.
8
Q
How do the other nerves exit from the other parts of the vertebrae? (thoracic + lumbar)
A
Exit below the vertebrae.
