Endocrine.

Ductless gland that releases hormones directly into the bloodstream.

Gland that secretes products through ducts (e.g., sweat glands, salivary glands).

Small brain gland that produces melatonin, regulating the sleep-wake cycle.

Hormone produced by the pineal gland. Regulates sleep-wake cycle.

Gland with an outer cortex and inner medulla sitting on top of each kidney.

Outer portion of the adrenal gland. Produces cortisol, aldosterone, and sex hormones.

Inner portion of the adrenal gland. Produces epinephrine and norepinephrine.

Hormone produced by the adrenal cortex. Regulates stress response and metabolism.

Hormone produced by the adrenal cortex. Regulates sodium and potassium balance.

Hormone produced by the adrenal medulla. Fight-or-flight response.

Hormone produced by the adrenal medulla alongside epinephrine.

TSH, ACTH, FSH, LH, prolactin, growth hormone, melanocyte-stimulating hormone.

Stores and releases oxytocin and ADH (produced by the hypothalamus).

Hormone produced by the hypothalamus, stored and released by the posterior pituitary. Involved in labor and lactation.

Hormone produced by the hypothalamus, stored and released by the posterior pituitary. Promotes water reabsorption.

Gland producing thyroid hormone and calcitonin.

Hormone from the thyroid gland that lowers calcium levels.

Gland that produces parathyroid hormone, which increases calcium levels.

Increases blood calcium levels. Produced by the parathyroid gland.

Pancreatic hormone produced by beta cells. Lowers blood glucose.

Pancreatic hormone produced by alpha cells. Raises blood glucose.

Pancreatic hormone produced by delta cells. Regulates other pancreatic hormones.

Clusters of endocrine cells in the pancreas containing alpha, beta, and delta cells.

Combining form meaning thirst.

Prefix meaning many or excessive.

Excessive thirst. Poly- = excessive, dips/o = thirst.

Excessive eating. Poly- = excessive, phagia = eating.

Excessive urination. Poly- = excessive, -uria = urine.

Combining form meaning sweating.

Excessive sweating. Hyper- = excessive, hidrosis = sweating.

Condition from excess growth hormone in adulthood. Causes enlarged hands, feet, and facial features.

Condition from excess growth hormone in childhood. Causes excessive height.

Adrenal insufficiency involving deficiency of both cortisol and aldosterone.

Condition caused by excess cortisol.

Condition caused by deficient insulin, resulting in high blood sugar.

Condition caused by low ADH. Patient produces large volumes of dilute urine. Distinct from diabetes mellitus.

Condition caused by thyroid hormone deficiency in adults.

Condition caused by low thyroid hormone in a newborn.

Combining form meaning potassium (chemical symbol K).

Low blood potassium levels.

Combining form meaning sugar.

Low blood sugar levels.

Combining form meaning calcium.

Low blood calcium levels.

Combining form meaning sodium (chemical symbol Na).

Low blood sodium levels.

Prefix meaning above, excessive, or high.

Prefix meaning below, deficient, or low.

Local hormone produced in the gut that stimulates gastric acid secretion.

Hormone produced by the heart. Released into the bloodstream.

Plasma protein produced by the liver.

A condition caused by excessive thyroid hormones in the body. Thyr/o = thyroid, -toxic = poison, -osis = condition. Symptoms include rapid heart rate, weight loss, tremors, and heat intolerance. Also called thyroid storm in severe cases.