Herniated Disks

Question 1

Name two reasons why the majority of disc herniations occur in a posterior lateral direction.

Answer 1

1. The nucleus pulposus is more towards the posterior (thinner anulus on posterior)
2. The posterior Longitudinal ligament doesn’t wrap all the way around (The anterior Longitudinal ligament does)

Question 2

Where are the Articular Processes of the vertebrae found?

Answer 2

The top and the bottom

Question 3

The Ligamentum Flavum connects multiple vertebral ______

Answer 3

Lamina

Question 4

The two regions where the spine curves posteriorly are known as the _____ curvature

Answer 4

Secondary

Question 5

The Vertebral Pedicle is located between the _____ and the _____ _____

Answer 5

Body and Transverse process

Question 6

The two regions where the spines curves anteriorly are known as the _____ curvature

Answer 6

Primary

Question 7

The Interlaminar spaces are found exclusively on the _____ segments

Answer 7

Lumbar

Question 8

Given that the nerve foramen is so large, when a vertebral herniation occurs would you expect the upper or lower nerve to be impinged?

Answer 8

Usually the nerve below.

Question 9

For all of the nerves except the cervical nerves, they are named by which Vertebrae, the top or the bottom? (Each nerve goes through a foramen surrounded by a vertebrae above and below.)

Answer 9

Named by the top

Question 10

The intervertebral discs are composed of two parts. The outer part is the _____ while the inner part is the _____

Answer 10

Anlus Fibrosus, Nucleus Pulposus

Question 11

In between the spinous process and the Zygapophyseal joints is the vertebral _____

Answer 11

Lamina