UTA Nurs5315 Mod 7 Dr. Gonzalez Questions
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What the CNS consist of?
Ans: brain and spinal cord
What does the PNS consist of?
Ans: 12 pairs of cranial nerves and 31 spinal nerves
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The PNS is subdivided into what?
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Ans: somatic nervous system
autonomic nervous system
The PNS has _____ and ____ pathways which are responsible for
transmitting information
Ans: afferent
efferent
What are efferent pathways?
Ans: Carry impulses from CNS to cells, tissues and organs
motor neurons
What are afferent nerves?
Ans: Sensory nerves that carry impulses from the cells, tissues and organs
to the CNS
What is the primary food source of a neuron?
Ans: glucose
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_____ from the myelin sheath of the brain and spinal cord, myelin is ____
therefore is termed ______
Ans: Oligodendroglia
White
White matter
________ line the ventricles of the brain and choroid plexuses and are
involved ____.
Ans: Ependymal cells
in the production of CSF
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_________ are responsible for formation of the myelin sheath in the PNS
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and provide metabolic support
Ans: Schwann cells
The cerebral cortex is _________ that covers the ___.
Ans: gray matter
cerebrum
What are the 4 lobes of the brain?
Ans: frontal, parietal, temporal, occipital
What contains the broca's area?
Ans: Responsible for speech
Frontal Lobe
The lobe directs voluntary skeletal action and responsible for
communication, emotions, judgement and behavior
Ans: Frontal lobe (contralaterally)
What does the parietal lobe interpret?