Front

What is the central nervous system?

Back

The central nervous system (CNS) consists of the brain and spinal cord, and it controls most functions of the body and mind.

Front

What are sensory neurons?

Back

Sensory neurons are nerve cells that detect information from outside the body, such as light, sound, and touch.

Front

What is the primary function of the nervous system?

Back

The primary function of the nervous system is to control and coordinate body functions and systems.

Front

What is the role of motor neurons?

Back

Motor neurons are nerve cells that carry response information from the brain and spinal cord to muscles and other organs.

Front

What is the peripheral nervous system?

Back

The peripheral nervous system (PNS) includes all the nerves outside the central nervous system and connects the CNS to the rest of the body.

Front

What is a reflex action?

Back

A reflex action is an automatic response to a stimulus that does not involve conscious thought.

Front

What is the function of the brain?

Back

The brain processes information, controls thoughts, emotions, and movements, and coordinates activities of the body.

Front

What is the spinal cord?

Back

The spinal cord is a long bundle of nerves that runs down the back and connects the brain to the peripheral nervous system.

Front

What are the two main parts of the nervous system?

Back

The two main parts of the nervous system are the central nervous system (CNS) and the peripheral nervous system (PNS).

Front

What is the autonomic nervous system?

Back

The autonomic nervous system is a part of the peripheral nervous system that controls involuntary bodily functions, such as heart rate and digestion.