Hormones Differ from Other Chemical Messengers Such as Neurotransmitters in That

Question

Hormones differ from other chemical messengers such as neurotransmitters in that hormones:
A) are all in the lipid chemical family.
B) travel through the bloodstream.
C) cross a synapse.
D) always suppress rather than stimulate a response.
E) are released through ducts.

Accepted Answer

Hormones are chemical messengers secreted by endocrine glands and carried throughout the body in the bloodstream to target cells. This distinguishes them from neurotransmitters, which are released locally at synapses.