Exam 17: The Spinal Cord and the Spinal Nerves

The thin transparent spinal meninx called pia mater separates the spinal cord from the surrounding cerebrospinal fluid.

Complete paralysis of the diaphragm occurs if the spinal cord is crushed or destroyed just below the C5 region.

Which of the following contain cell bodies of sensory neurons?

Select the muscle(s) served by the obturator nerve.

Select the muscle(s) served by the common fibular nerve.

What is the best description of the pia mater?

Which peripheral nerves are responsible for cutaneous sensation from the skin of the anterior abdominal wall as well as motor innervation to anterior abdominal wall muscles?

The _____ plexus serves the skin and muscles of the head, neck, and superior part of the shoulders and chest.

Describe, in order, from superficial (outermost) to deep (innermost), the structures, tissues, and fluids that provide protection for the spinal cord.

The gray matter of the spinal cord:

What is the best description of the subarachnoid space?

Motor neurons that supply skeletal muscles have cell bodies in _____ gray horns of the spinal cord, and their axons exit the cord via a/an _____ root.

Select the structure(s) served by the phrenic nerve.

Except for T2-T12, all anterior (ventral) rami form nerve plexuses.

The meninx indicated by the line is the _____

A typical reflex arc involves the following components: 1) sensory neuron 2) motor neuron 3) sensory receptor 4) integrating center 5) effector The correct order is:

The inferior extension of the pia mater that anchors the spinal cord to the coccyx is called the _____.

From which plexus does the superior gluteal nerve arise?

There are _____ pairs of spinal nerves, consisting of the following groups: _____ pairs of cervical, _____ pairs of thoracic, _____ pairs of lumbar, _____ pairs of sacral, and _____ pair of coccygeal spinal nerves.

The femoral nerve is a branch of the sciatic nerve.