Nervous System

Front

What is the main function of the nervous system?

Back

To control the body's activities by relaying messages.

Front

What are the two divisions of the nervous system?

Back

Central and Peripheral nervous systems.

Front

A nerve cell is called a:

Back

Neuron.

Front

True or False: the cell body of a neuron has a nucleus.

Back

True.

Front

What is the long, fiber-like part of a neuron that sends information to receiving neurons?

Back

Axon.

Front

What is the role of the dendrites in a neuron?

Back

Dendrites receive signals from other neurons.

Front

What is the function of the axon terminal?

Back

Axon terminals release neurotransmitters to communicate with other neurons.

Front

What is a synapse?

Back

A synapse is the junction between two neurons where communication occurs.

Front

What is the protective covering of some axons called?

Back

Myelin sheath.

Front

What is the central nervous system composed of?

Back

The brain and spinal cord.