Neurotransmitter Review

Which of these is a FALSE statement about neurotransmitters?

• They act as chemical messengers

• They can be inhibitory

• They can be excitatory

• Glucose is an example

What type of ion initiates the release of neurotransmitters?

• Calcium

• Chlorine

• Potassium

• Sodium

What type of ion causes an excitatory response?

• Calcium

• Chlorine

• Potassium

• Sodium

What type of ion causes an inhibitory response?

• Calcium

• Chlorine

• Potassium

• Sodium

Neurotransmitters are either broken down or recycled after use.

• True

• False

The space between neurons is called the _.

• Axon

• Dendrite

• Soma

• Synapse

The neuron that sends a message out is called the _ neuron.

• Presynaptic

• Postsynaptic

Which of these is an excitatory neurotransmitter?

• Acetylcholine

• Dopamine

• GABA

• Endorphins

Which of these is an inhibitory neurotransmitter?

• Glutamate

• Epinephrine

• Serotonin

• Endorphins

Which neurotransmitter causes muscle contractions?

• Acetylcholine

• Dopamine

• Serotonin

• Endorphins