A general term for chemical substances that are discharged into the bloodstream and used in some other part of the body is:
A) ducts
B) endocrines
C) exocrines
D) hormones

Question

Quizplus · Accepted Answer

Hormones are chemical substances that are secreted by endocrine glands into the bloodstream and carried throughout the body to produce a specific effect on a target organ or tissue. Hormones act as messengers to help regulate various bodily functions such as growth and development, metabolism, and reproductive processes.

A General Term for Chemical Substances That Are Discharged into the Bloodstream