Physiology Test Bank
Chapter 5 The Central
Nervous System Questions
and Answers 2026
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What are the immune defense cells of the CNS called?
a. astrocytes
b. interneurons
c. oligodendrocytes
d. microglia
e. ependymal cells
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What are the 2 major regulatory systems in the body?
a. nervous system & urinary system
b. endocrine system & urinary system
c. nervous system & endocrine system
d. circulatory system & endocrine system
e. nervous system & circulatory system
c. nervous system & endocrine system
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,Physiology Test Bank_ Ch 5 The Central Nervous System Page 3 2026-03-16
The spinal cord is classified within what part of the nervous system?
a. peripheral nervous system
b. central nervous system
c. primary nervous system
d. secondary nervous system
e. spinal nervous system
b. central nervous system
What are the 3 functional classes of neurons in the nervous system?
a. afferent, efferent, & interneurons
b. brain, spinal, & peripheral
c. incoming, outgoing, & transitional
d. efferent, spinal, & motor
e. afferent, peripheral, & sensory
a. afferent, efferent, & interneurons
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About 90% of the cells within the CNS are:
a. neurons
b. nerves
c. connective tissue
d. interneurons
e. glial cells
e. glial cells
What are the immune defense cells of the CNS called?
a. astrocytes
b. interneurons
c. oligodendrocytes
d. microglia
e. ependymal cells
d. microglia
Physiology Test Bank_ Ch 5 The Central Nervous System.pdf 4 Physiology Test Bank_ Ch 5 The Central Nervous System.pdf