Nervous System ch. 11.1-11.6 p 243-258 reading

Front

Neurons initiate ____ potentials

Back

action

Front

A chemical produced by neurons that carries messages to other neurons

Back

neurotransmitter

Front

What actively transports Na+ and K+ ions, creating a voltage difference across the cell membrane?

Back

Sodium-potassium pump

Front

The long, fiber-like part of a neuron which the cell sends information to receiving neurons

Back

axon

Front

Found in the nervous system, these specialized cells conduct electrical impulses.

Back

neurons

Front

The part of a neuron that receives signals from other neurons

Back

dendrite

Front

The gap between two neurons where neurotransmitters are released

Back

synapse

Front

The electrical signal that travels down the axon of a neuron

Back

action potential

Front

The insulating layer that surrounds the axon of some neurons, speeding up signal transmission

Back

myelin sheath

Front

The process by which neurotransmitters are taken back into the presynaptic neuron after signal transmission

Back

reuptake