______ cells create myelin, which surrounds nerve fibers of the peripheral nervous system.

Oligodendrocytes make myelin, a fatty substance that insulates nerve axons and speeds the conduction of impulses along nerve fibers.

The axons and dendrites that are coated with a myelin sheath are called ( ). A: Neurite B: Nerve C: Nerve ending D: Nerve fiber

In the CNS, the myelin sheath of the nerve is formed by<br/>____________________?() A: Schwann cells B: astrocytes C: oligodendrocytes D: macroglia E: microglia

What is the location when the neuron's electrical signal changes to a chemcial signal? A: axon B: synapse C: myelin sheath D: nucleus

Through which of the following structure does nerve fibers conduct nerve impulses? A: Myelin sheath B: Axolemma C: Neurofilament D: Synaptic vesicle

Which cell forms the myelin sheath of myelinated nerve fibers in the peripheral nervous system? A: Astrocytes B: Microglia C: Oligodendrocytes D: Schwann cells

In the central nervous system, myelin forming cells with myelinated nerve fibers are A: astrocyte B: oligodendrocyte C: microglia D: Schwann cell E: satellite cell

【多选题】The factors that influence the AP conduction velocity on nerve fiber include A. thickness of the myelin shealth. B. myelinated or not C. diameter of the fiber D. temperature E. strength of the stimulation

Exciting conduction velocity of nerve fibers () A: is connected with the square of the diameter B: is connected with the diameter C: has nothing to do with the thickness of myelin sheath D: is unaffected by temperature E: is associated with the intensity of stimulation