3rd December 2019


Are tracts in the CNS or PNS?

Axons. Neurons feature many long, slender projections termed axons, along which electrochemical nerve impulses are transmitted. In the central nervous system (CNS) bundles of these axons are called tracts, whereas in the peripheral nervous system (PNS) they are called nerves.

Similarly, you may ask, what is a tract in a nervous system?

organization of central nervous system. In nervous system: The vertebrate system. …are organized in bundles called tracts, or fasciculi. Ascending tracts carry impulses along the spinal cord toward the brain, and descending tracts carry them from the brain or higher regions in the spinal cord to lower regions.

What is the difference between a neuron and a nerve?

3.Nerves are found in the peripheral nervous system, while neurons are found in the brain, spinal cord and the peripheral nerves. 4.A neuron can also be called a neurone or a nerve cell. 5.Neurons conduct nerve impulses, while nerves transmit information to various parts of the body.

What is the difference between a nerve and a nerve fiber?

A neuron or nerve cell is the fundamental unit of signal processing; an electrically excitable cell that processes and transmits information through electrical and chemical signals. Nerve fibre refers to axon and myelin sheath (covering of axon to increase conduction velocity).
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