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Ch10-Vocabulary
The Language of Medicine-8th Edition
Question | Answer |
---|---|
acetylcholine | neurotransmitter chemical released at the ends of nerve cells |
afferent nerves | carry messeges toward the brain and spinal cord |
arachnoid membrane | middle layer of the three membranes that surround the brain and spinal cord |
astrocyte | a type of glial cell that transports water and salts from capillaries |
autonomic nervous system | nerves that control involuntary body functions of muscles, glands, and internal organs |
axon | microscopic fiber that carries the nervous impulse along a nerve cell |
blood brain barrier | blood vessels that selectively let certain substances enter the brain tissue and keep other substances out |
brainstem | lower portion of the brain that connects the cerebrum with the spinal cord |
cauda equina | collection of spinal nerves below the end of the spinal cord |
cell body | part of a nerve cell that contains the nucleus |