Nervous System Review

Front

What is the peripheral nervous system?

Back

The part of the nervous system that includes all the nerves outside the brain and spinal cord.

Front

What are the two main types of cells in the nervous system?

Back

Neurons and glial cells.

Front

What is the function of oligodendrocytes?

Back

They create myelin, which insulates nerve fibers.

Front

What does the myelin sheath do?

Back

It speeds up the transmission of electrical signals along the nerve cells.

Front

What is a synapse?

Back

A junction between two neurons where signals are transmitted.

Front

What are neurons?

Back

Specialized cells that transmit nerve impulses.

Front

What are glial cells?

Back

Supportive cells in the nervous system that help maintain homeostasis, form myelin, and provide support and protection for neurons.

Front

What is the role of sensory neurons?

Back

They carry signals from sensory receptors to the central nervous system.

Front

What is the role of motor neurons?

Back

They transmit signals from the central nervous system to muscles and glands.

Front

What is the central nervous system composed of?

Back

The brain and spinal cord.