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VTT Nervous system

Amanda's q's

What provides structural and functional support and protection to neurons? neuroglia (Glial cells)
What are 2 names for the central cell body? Soma or perikaryon
Neurons cannot reproduce but can regenerate under what circumstances? if the cell body remains intact
What part of a neuron receives stimuli? Dendrites
What part of a neuron conducts nerve impulses away? Axon
What is myelin? fatty substance
What is the basic functional unit of the nervous system? neurons
What is the myelin sheath? membrane of glial cells tightly wrapped around the axon
Which conducts impulses faster? myelinated or unmyelinated axons? myelinated
What are oligodendrocytes? glial cell in the brain and spinal cord
What are schwann cells ? glial cells in the nerves outside the brain and spinal cord
What are the nodes of ranvier? gaps between adjacent glial cells
The CNS is made up of what? brain and spinal cord
What is the PNS made up of? extends outward from the central axis
Created by: Adeprey4311



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