Examlex
What type of animal can both donate and receive sperm?
Oligodendrocyte
A type of glial cell in the central nervous system that produces myelin, a substance that insulates nerve fibers to enhance signal transmission.
Myelin Sheath
A layer of protective insulation that covers nerve fibers, enhancing the speed and efficiency of electrical signal transmission along the nervous system.
CNS
Central Nervous System, comprised of the brain and spinal cord, responsible for processing and coordinating sensory information and motor commands.
PNS
Stands for Peripheral Nervous System, which includes all the nerves outside of the brain and spinal cord.
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