Nervous System Review

Front

What part of a neuron acts as the antennae to receive a signal?

Back

Dendrites

Front

In which division do the brain and spinal cord belong?

Back

Central Nervous System

Front

What structure resets the potential of a neuron after an action potential has finished?

Back

Sodium Potassium Pump

Front

Which neurotransmitter signals muscles to contract?

Back

Acetylcholine

Front

This division is the part of the PNS that deals with sensing a stimulus and sending a message towards the brain.

Back

Afferent

Front

What is the primary function of the axon in a neuron?

Back

To transmit electrical impulses away from the cell body.

Front

What is the role of the myelin sheath?

Back

To insulate the axon and increase the speed of nerve impulse transmission.

Front

What are the two main divisions of the nervous system?

Back

Central Nervous System and Peripheral Nervous System.

Front

What is the function of the autonomic nervous system?

Back

To control involuntary bodily functions such as heart rate and digestion.

Tags

NGSS.HS-LS1-3

Front

What is the difference between the somatic and autonomic nervous systems?

Back

The somatic nervous system controls voluntary movements, while the autonomic nervous system controls involuntary functions.