Chapter 13 - Spinal Cord and Spinal Nerves

Question 1

What protects the spinal cord?

Answer 1

Bone (vertebrae)
Meninges (membrane)
CSF (cerebrospinal fluid)
Fat (in the epidural space)

Question 2

Which spinal meninx forms the most superficial layer and is continuous with epinerium?

Answer 2

Dura mater

Question 3

Which spinal menix is thin and highly vascularized (contains blood vessels) and supplies nutrients and oxygen to the spinal cord?

Answer 3

Pia mater

Question 4

Epidural space is located between?

Answer 4

Vertebrae (bone) and dura mater

Question 5

CSF (cerebrospinal fluid)circulates in the space between?

Answer 5

Arachnoid mater and pia mater

Question 6

Which structure of a spinal nerve contains the motor axons only?

Answer 6

Anterior root

Question 7

Spinal nerves connect the spinal cord to …

Answer 7

Sensory receptors
Glands
Muscle cells

Question 8

Almost all ________ nerves do not form plexuses but go directly to the body structures.

Answer 8

Thoracic

Question 9

What structure of a spinal nerve contains the bodies of sensory axons only?

Answer 9

Posterior root ganglion