Endocrine glands are glands that secrete __________.

A) excitory neurotransmitters
B) inhibitory neurotransmitters
C) hormones
D) enzymes

Endocrine Glands

Glands of the endocrine system that secrete hormones directly into the bloodstream to regulate various bodily functions.

Hormones

Chemical substances produced by glands in the body that regulate the activity of cells or organs, essential for every activity of life.