General Anatomy Of The Spine

Question 1

Adult spine has __ vertebrae, __ cervical, __ thoracic, __ lumbar, __ sacrum, __ coccyx

Answer 1

26, 7, 12, 5, 1, 1

Question 2

The “stacked” vertebrae form the ______, which is filled with cerebrospinal fluid and houses the spinal cord

Answer 2

Spinal canal

Question 3

The spinal cord tapers to an end called the conus medullaris at ____

Answer 3

L1 (sometimes L2)

Question 4

Where does the spinal cord begin?

Answer 4

Foramen magnum

Question 5

Kyphotic curve

Answer 5

Normal thoracic curvature

Question 6

Lordotic curve

Answer 6

Normal lumbar curvature

Question 7

In a typical vertebra the vertebral body is

Answer 7

The anterior weight bearing portion of the vertebra

Question 8

In a typical vertebra the posterior vertebral arch forms the

Answer 8

Vertebral foramen

Question 9

In a typical vertebra when “stacked” in order, the collective spinal vertebral foramina form the

Answer 9

Vertebral canal

Question 10

In a typical vertebra the pedicles form the

Answer 10

Sides of the vertebral arch

Question 11

In a typical vertebra the laminate are

Answer 11

Flat layers of bone that extend posteriorly from the pedicles
-they unite at the MSP to complete the posterior aspect of the vertebral arch

Question 12

In a typical vertebra the spinous processes

Answer 12

Extend posteriorly from the junction of the laminae

Question 13

In a typical vertebra the transverse processes

Answer 13

Extend bi-laterally from the junctions of the pedicles and laminae

Question 14

The right and left ______ joints are located between adjacent vertebrae

Answer 14

Zygapophyseal joints

Question 15

The right and left superior and inferior ________ form the zygapophyseal joints. The articulating surface of these processes is known as a ____

Answer 15

Superior and inferior articular processes, facet

Question 16

The slightly-moveable ______ joints are formed by the intervertebral disks and their adjacent vertebral bodies

Answer 16

Intervertebral joints

Question 17

The right and left superior and inferior ____ are located on the pedicles. When the vertebrae are “stacked” these notches form a bilateral series of openings known as the ______ foramina. Nerves and blood vessels pass through these openings

Answer 17

Vertebral notches, intervertebral foramina