Comparative Test 3 (Set 10)
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_____ acquaints organism with its external environment and stimulates the organism to orient itself favorably in that environment.
_____ participates in the maintenance of internal homeostasis and stores knowledge.
What is the structural/ functional unit of the nervous system?
From what does the neuron originate from?
The nervous system is divided into two groups which are the _____ and the _____.
- Central nervous system
- Peripheral nervous system
The Central nercous system includes the _____ and the _____ .
The peripheral nervous system includes what?
nerves extending between the CNS and the receptors and effectors in the rest of the body.
The neuron is made up of what four basic parts?
- Cell body
The cell body is the _____ of the neuron.
What is the roll of dendrites in the neuron?
The are the receptive segment.
What is the roll of the axon in the neuron?
It is the conductive segment.
What is the roll of the telodendria in the neuron?
These are the transmissive segments.
_____ typically are carried only in one direction accross _____ between neurons by transmitter substances.
Neurotransmitters that heelp nerve impulses travel are _____ and _____.
What are the three major catagories of neurons?
- Sensory (Afferent)
- Motor (Efferent)
- Internuncial neurons
Where are the cell bodies of sensory neurons located?
In peripheral ganglia
Where are the cell bodies of motor neurons located?
In the central gray matter
Internuncial neurons are confined to what?
The CNS, in between other neurons
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