The secretions of endocrine glands ____.
A) only affect their own tissue
B) provide feedback by paracrine action
C) reach their target tissue via the ECF
D) reach their target tissues via the circulatory system
E) are only active in the nervous system

Question

Quizplus · Accepted Answer

Endocrine gland secretions reach their target tissues through the bloodstream, which is part of the circulatory system. This allows hormones to exert their effects on distant organs.

The Secretions of Endocrine Glands ____