NS: Introduction

Question 1

Anatomically what is the nervous system divided into?

Answer 1

• Central nervous system (CNS)
• Peripheral nervous system (PNS)

Question 2

CNS contents

Answer 2

• Brain
• Spinal cord

Question 3

PNS contents

Answer 3

• Nerves outside the CNS
• Associated ganglia

Question 4

Portion of the NS that is found exclusively in the GI tract

Answer 4

Enteric NS

Question 5

Nervous system functional division

Answer 5

• Sensory (afferent)
• Motor (efferent)

Question 6

Motor component divisions

Answer 6

• Somatic (voluntary)
• ** Autonomic** (involuntary)

Question 7

Nervous system cell types

Answer 7

• Neurons (nerve cells)
• Neuroglia (glia)

Question 8

Functional cells of the NS that are capable nerve impulse conduction

Answer 8

Neurons

Question 9

Support cells of the NS

Answer 9

Neuroglia (glia)