List the hormones that are produced by the following endocrine glands, and indicate the target tissue/organ the hormones act upon: hypothalamus, thyroid, thymus, and pineal gland.

What will be an ideal response?


Hypothalamus: produces hypothalamic-releasing hormone, which targets the anterior pituitary.
Thyroid: produces thyroxine and triiodothyronine, both of which act upon all of the tissues in the body; produces calcitonin, which acts upon the bones, kidneys, and intestine.
Thymus: produces thymosins, which act upon the T lymphocytes.
Pineal gland: produces melatonin, which acts upon the brain.

Biology & Microbiology

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