Select Statements That Correctly Describe Neurotransmitter Function

Multiple Choice

Select statements that correctly describe neurotransmitter function.Select the TWO answers that are correct.

A) They are released from the axon terminal in response to an action potential.
B) They are chemical signals released by glands that regulate various internal states.
C) They are chemical signals that cross the synaptic cleft between two neurons.
D) They are receptor proteins that initiate a response when specific chemicals bind.
E) They are electrical signals that propagate down the axons of neurons.