Exam 13: The Spinal Cord, Spinal Nerves, and Spinal Reflexes

Figure 13-2 Spinal Nerves Use Figure 13-2 to answer the following questions: -Identify the structure labeled "4."

Nerve tracts or fasciculi make up the

The ________ nerve, which arises in the cervical plexus, innervates the diaphragm.

The subdural space lies between

Regional loss of sensory or motor function from nerve trauma or compression is termed

Axons cross from one side of the spinal cord to the other through the

Which of the following is not true about a positive Babinski reflex?

The layer of connective tissue that surrounds a fascicle within a peripheral nerve is the

The loss of feeling and movement of the legs is termed

If the posterior root of a spinal nerve is severed,

In the spinal cord, white matter is separated into ascending and descending tracts organized as

A complex, interwoven network of nerves is called a

The spinal cord consists of four regions and ________ pairs of spinal nerves.

Figure 13-2 Spinal Nerves Use Figure 13-2 to answer the following questions: -In which structure are sensory cell bodies located?

The outward projections from the central gray matter of the spinal cord, seen easily in microscopic spinalcord cross sections, are called

The postganglionic fibers that innervate glands in the body wall or smooth muscles in limbs are

The layer of connective tissue that surrounds individual axons within a peripheral nerve is termed the

Bundles of axons in the central nervous system are known as

Nerve plexuses are formed by interconnecting branches of the

Figure 13-2 Spinal Nerves Use Figure 13-2 to answer the following questions: -Ken has a herniated disc which is pinching the structure labeled "10". He is most likely experiencing impairment in which sensory pathway?