Nervous System Flashcards by averi shanell

Q

Axon

A

Carries impulses away from nerve cell body

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Q

Afferent neuron

A

Carry impulses toward the central nervous system

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Q

Central nervous system

A

Brain and spinal cord

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Q

Dendrites

A

Branching neurons carry electrical signals

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Q

Efferent neurons

A

Conduct impulses away from CNS

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Q

Gray matter

A

Gray area of CNS

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Q

Menunges

A

Membranes that cover brain nd spinal cord

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Q

Nerves

A

Bundles of neuron processes

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Q

Neurons

A

Cells specialized to carry messages

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Q

Peripheral nervous system

A

Connects out lying parts of the body with the CNS

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Q

Polarization

A

Inside negative in comparison to outside

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Q

Reflex

A

Automatic response

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Q

Somatic nervous system

A

Division of PNS

Voluntary ns

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Q

White matter

A

White substance of CNS

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Q

Synapse

A

Region of communication between neurons

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Q

Receptor

A

Specialized for response to stimuli

Q

Plexus

A

Network of nerves

Q

Neuroligia

A

Tissues that support

Q

Myelin

A

White fatty lipid