1) Chemical messengers. a) Thyroid Gland b) Pancreas c) Pituitary Gland d) Hormones 2) It regulates metabolism. a) Ovaries b) Thyroid Gland c) Testes d) Pituitary Gland 3) It produces insulin. a) Hormones b) Adrenal Glands c) Pancreas d) Thyroid Gland 4) They produce adrenalin. a) Hormones b) Thyroid Gland c) Adrenal Glands d) Pituitary Gland 5) They produce testosterone in men. a) Hormones b) Pancreas c) Thyroid Gland d) Testes 6) They produce estrogen in women. a) Ovaries b) Hormones c) Pituitary Gland d) Thyroid Gland 7) It controls growth. a) Pancreas b) Testes c) Pituitary Gland d) Thyroid Gland

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