Chapter 2 Test Review

What is an axon?

• Long, tubelike structure extending from a neuron's cell body

• Branchlike fibers extending from the neuron's cell body

• Insulating material the covers some axons

• Gaps in the myelin sheath

What is the role of Myelin Sheath?

• Long, tubelike structure extending from a neuron's cell body

• Branchlike fibers extending from the neuron's cell body

• It coats the axon and allows the messages transmitted from the axon to move

• Gaps in the myelin sheath

What are dendrites?

• Long, tubelike structure extending from a neuron's cell body

• Branchlike fibers extending from the neuron's soma that receive messages

• Insulating material the covers some axons

• Gaps in the myelin sheath

What are Nodes of Ranvier?

• Long, tubelike structure extending from a neuron's cell body

• Branchlike fibers extending from the neuron's cell body

• Insulating material the covers some axons

• Gaps in the myelin sheath

What is the route followed by nerve impulses when one neuron communicates with another?

• Dendrite, axon, cell body

• Axon, cell body, dendrite

• Axon, dendrite, cell body

• Dendrite, cell body, axon

Terminal Buttons are found at the ends of _____________.

• Dendrites

• Axons

• Glial Cells

• Cell Bodies

Neurotransmitter that provides pain relief?

• GABA

• Endorphins

• Glutamate

• Dopamine

Neurotransmitter associated with Alzheimer's Disease?

• Dopamine

• Acetylcholine

• GABA

• Glutamate

Neurotransmitter associated with Schizophrenia and Parkinson's Disease?

• Dopamine

• Acetylcholine

• GABA

• Glutamate

The major inhibitory transmitter?

• Dopamine

• Acetylcholine

• GABA

• Glutamate