When Don burns his hand on the stove, he pulls his hand away before he even realizes what happened. This is thanks to his:

The _____ controls voluntary movement.

Breathing, heart rate, and pupil dilation are controlled by the _____ nervous system.

The sympathetic nervous system controls:

The rest and digest portion of the nervous system is the:

You are on a walk when a skunk startles you! You turn and run as quick as you can thanks to your:

_____ are the messenger cells in the nervous system.

_____ create the myelin sheath.

What part of the neuron receives messages from other neurons?

An action potential travels down the:

The _____ speeds up the neural impulse.

Where are neurotransmitters stored?

_____ transmit information from the environment to the central nervous system.

_____ transmit messages from the central nervous system to muscles and glands.

Communication within a neuron is:

Communication between neurons is:

If a neuron is stimulated during its refractory period:

Neurons do not physically touch one another. The space between them is known as the:

_____ are the chemical messengers of the nervous system.

What is the major excitatory neurotransmitter?

What type of neurotransmitter makes a neuron less likely to fire an action potential?

Antipsychotic drugs block receptor sites for dopamine. They are considered a(n):

_____ are natural chemicals released in the brain that have

pain-killing and pleasure-inducing effects.

When too many neurotransmitters are released and there are not enough receptor sites, the sending neuron engages in:

The balance involved in riding a bike requires the use of the:

The _____ connects the left and right hemispheres to one another.

Which lobe processes visual information?

Which lobe processes what you hear?

_____ refers to the ability of the brain to adapt itself after trauma or surgical alteration.