How does myelination increase the speed of nerve impulse conduction
Asked by admin @ in Biology viewed by 239 People
True or false? Axon diameter and degree of myelination determine nerve impulse conduction velocity.
Asked by admin @ in Biology viewed by 239 People
True or false? Axon diameter and degree of myelination determine nerve impulse conduction velocity.
Answered by admin @
Answer:
True
Explanation:
The myelin sheath covers many axons in central nervous system (CNS) ( by oligodendrocytes) and in the peripheral nervous system (PNS) (by Schwann cells). Their function is to insulate axons and to increase the speed at which information travels from one nerve cell to another.
Nerve conduction velocity is specific to each individual and depend largely onboth an axon's diameter and the level to which that axon is myelinated.
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