Question

What substances are made by endocrine glands

Answer 1

endocrine gland produce products that are directly mixed into the blood rather than a duct. for ex: pituitary gland, pancreas, thyroid gland, ovaries,testes, etc

Answer 2

Endocrine glands - secrete chemical substances called hormones directly into the bloodstream for transport to target tissues. There are more than 20 steroid hormones in the body, ie. cortisol, cortisone, estrogen, progesterone, testosterone.