Nervous System Quiz

Nervous System: system that regulates the body's responses to internal and external stimuli

Neurons: Nerve cells that provide communication through the body

Axon: part of the neuron that carries messages away from the cell body

Cell body: part of the neuron that produces energy for the cell

Dendrite: part of the neuron that receives impulses and conducts them to the cell body

Multiple Sclerosis: a disease in which the immune system mistakenly destroys some of myelin wrapped around a part of the nerve cell

Axon Terminal: end of an axon that sends neurotransmitters from mone neuron to another

Synapse: the junction between the axon terminal of the neuron and dendrites of another neuron

Neurotransmitters: chemical messenger that carries impulses across the synaptic gap across transmitters

Action Potential: electrical charge that travels down its axon