Author Question: Chemical messengers that communicate with target cells more distant than the synapse by diffusing ... (Read 67 times)

mia · **on:** Jun 21, 2018

Chemical messengers that communicate with target cells more distant than the synapse by diffusing away from their point of release are known as

a. neurotransmitters.
b. neuromodulators.
c. neurohormones.
d. neuroenzymes.

Question 2

Chemical messengers that act on neurons in the immediate vicinity of their release, generally at synapses, are

a. neurotransmitters.
b. neuromodulators.
c. neurohormones.
d. neuroenzymes.