In the endocrine system,neuropeptides are secreted into the ______ and hormones are secreted into the ______.
A) bloodstream;bloodstream
B) bloodstream;synapse
C) synapse;synapse
D) synapse;bloodstream

Question

Quizplus · Accepted Answer

Neuropeptides are secreted into the bloodstream by endocrine cells, while hormones are also secreted into the bloodstream, but by specialized cells of various endocrine glands. Therefore, the correct answer is A), which indicates that both neuropeptides and hormones are secreted into the bloodstream.

In the Endocrine System,neuropeptides Are Secreted into the ______ and Hormones