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Ch 14 Nervous System
Neurons
| Question | Answer |
|---|---|
| part of the neuron that is single, elongated branch at the opposite end from the dendrites. it conducts the electrical impulse and releases neurotransmitters into the synapse. larger ________ are convered by an insulating layer of myelin | axon |
| area of the cell body of a neuron that contains structures that produce neurotransmitters and energy for the neuron | cytoplasm |
| multiple branches at the beginning of a neuron that receive a neurotransmitter and convert it to an electrical impulse | dendrite |
| fatty sheath around a larger axon. it is an insulating layer that is important for the conduction of electrical impulses. an axon with myelin is said to be myelinated. myelin around larger axons in the brain and spinal cord is produced by oligodendroglia. | myelin |
| myelin around larger axons in the cranial and spinal nerves are produces the ___________ cells | schwann cells |
| a bundle of individual neurons | nerve |
| an individual nerve cell. the functional part of the nervous system | neuron |
| structure in the cell body of a neuron that directs cellular activities | nucleus |
| space between the axon of one neuron and the dendrites of the next neuron. space between the axon of a neuron and the cells of a muscle, organ and gland | synapse |
Created by:
ricrom81
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