Medical Assistant NCMA Practice Test

Answer: D - The endocrine system coordinates, controls body functions, and communicates with other body systems by secretion of hormones. The endocrine system is responsible for maintaining and controlling growth, energy and metabolism, and internal balance (homeostasis).There are 11 different glands in the human body, including the pituitary, known as the master gland, and the hypothalamus, needed for growth and maturity. The thymus is active in infants and children; it secretes humoral factor, necessary for the immune system’s development. The pancreas produces insulin. Reproductive glands include testes and ovaries. Other glands include the thyroid gland, the adrenal gland, and the pineal gland.