Melatonin Is Secreted by

question 103

Multiple Choice

Melatonin is secreted by

• A)the hypothalamus.
• B)the pineal gland.
• C)the adrenal medulla.
• D)the posterior pituitary gland.
• E)the thyroid gland.

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Definitions:

Hemoglobin

A protein found in red blood cells that carries oxygen from the lungs to the body's tissues and returns carbon dioxide from the tissues back to the lungs.

Meaning

The significance or interpretation of a thing, symbol, or event; the underlying purpose or concept.

Rhesus Factor

A protein substance on the surface of red blood cells that can cause immune response differences, significant in blood transfusion and pregnancy.

Abbreviation

A shortened form of a word or phrase, used to simplify writing and speech.