Nervous System Review

Front

What structure helps protect the brain?

Back

The skull protects the brain.

Front

What is the basic unit of the nervous system?

Back

A nerve cell is called a neuron.

Front

What term describes actions that are done by choice?

Back

Voluntary actions are those done by choice.

Front

Which body system is responsible for detecting, processing, and responding to stimuli?

Back

The nervous system is responsible for these functions.

Front

What system provides the brain with oxygen and removes waste products like carbon dioxide?

Back

The circulatory system provides oxygen and removes waste from the brain.

Front

What are the two main divisions of the nervous system?

Back

The central nervous system (CNS) and the peripheral nervous system (PNS).

Front

What is the function of neurons in the nervous system?

Back

Neurons transmit signals throughout the body.

Front

What is the role of the spinal cord in the nervous system?

Back

The spinal cord transmits signals between the brain and the rest of the body.

Front

What is a reflex action?

Back

A reflex action is an involuntary and nearly instantaneous movement in response to a stimulus.

Tags

NGSS.MS-LS1-8

Front

What is the difference between voluntary and involuntary actions?

Back

Voluntary actions are controlled consciously, while involuntary actions occur automatically.