If a chemical crosses the synapse and causes the next neuron to fire and continue the message, it would be considered a(n)


A.
adrenaline-type exciter

B.
excitatory neurotransmitter

C.
sodium ion

D.
synaptic peptide

E.
inhibitory neurotransmitter

Respuesta :

Answer:

the answer would be D. synaptic peptide. The synapse, the firing of an action potential in one neuron—the presynaptic, or sending, neuron—causes the transmission of a signal.

Explanation: