Unit 7 Nervous System Review

Front

In resting potential, neurons have more _________ on the outside of the cell membrane.

Back

Na+

Front

What sort of message diffuses across the synapse?

Back

Chemical

Front

Which part of the brain controls the physical ability to speak?

Back

Broca's

Front

Afferent nerves are called __________.

Back

sensory

Front

What is the name of the part of the neuron that is pointed out in the image?

Back

Axon

Front

What is the primary function of the myelin sheath?

Back

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

Front

What is the role of neurotransmitters in the nervous system?

Back

To transmit signals across the synapse between neurons.

Front

What is the difference between afferent and efferent nerves?

Back

Afferent nerves carry sensory information to the central nervous system, while efferent nerves carry motor commands away from the central nervous system.

Front

What is the function of the dendrites in a neuron?

Back

To receive signals from other neurons.

Front

What is the role of the central nervous system?

Back

To process and integrate information from the body and coordinate responses.