Adrenal gland definition is - either of a pair of complex endocrine organs near the anterior medial border of the kidney consisting of a mesodermal cortex that produces glucocorticoid, mineralocorticoid, and androgenic hormones and an ectodermal medulla that produces epinephrine and norepinephrine —called also adrenal, suprarenal gland.

Adrenal gland definition, one of a pair of ductless glands, located above the kidneys, consisting of a cortex, which produces steroidal hormones, and a medulla, which produces epinephrine and norepinephrine.

See more. Adrenal gland definition: an endocrine gland at the anterior end of each kidney . Tumors of the adrenal glands can secrete excess hormones, causing an increase in blood pressure or heart rate and reducing immune function. Benign adrenal tumors are noncancerous masses that form in the adrenal glands. An adrenal gland adenoma is a tumor on your adrenal gland that isn’t cancer, but can still cause problems. This portion secretes epinephrine and norepinephrine in times of stress. adrenal gland definition: The definition of an adrenal gland is a body part found above each kidney that makes steroid hormones, adrenaline, and noradrenaline. The adrenal medulla is the inner portion of the suprarenal gland (adrenal gland). As part of your endocrine system, the adrenal glands produce hormones that give instructions to nearly every organ and tissue in your body. An adrenal gland is made of two main parts: The adrenal cortex is the outer region and also the largest part of an adrenal gland. You have one triangular-shaped adrenal gland at the top of each kidney. Each adrenal has two distinct parts, the inner core, which produces ADRENALINE , and an outer layer (the cortex) which produces various steroid hormones. Each adrenal gland contains an outer adrenal cortex. These hormones are carried through the bloodstream to specific tissues and organs. Anatomy of the Adrenal Glands.

It is divided into three separate zones: zona glomerulosa, zona fasciculata and zona reticularis. See more. Learn more. Disorders that result in decreased adrenal gland function, such as autoimmune diseases or cancer, can lead to low blood sugar and heart failure. Learn what causes them, how to know if you might have one, and how they’re treated. The word adrenal comes from the Latin ad meaning "near" and Renes meaning "kidney." Its medulla secretes adrenaline... | Meaning, pronunciation, translations and examples (noun) An endocrine gland is an example of an adrenal gland… Adrenal cancer is a rare cancer that begins in one or both of the small, triangular glands (adrenal glands) located on top of your kidneys. Adrenal gland: A small gland located on top of the kidney. The adrenal glands are part of the body's endocrine system which is composed of a system of glands that release chemical messengers called hormones. Adrenal gland, also called suprarenal gland, either of two small triangular endocrine glands one of which is located above each kidney.In humans each adrenal gland weighs about 5 grams (0.18 ounce) and measures about 30 mm (1.2 inches) wide, 50 mm (2 inches) long, and 10 mm (0.4 inch) thick. Adrenal glands definition, one of a pair of ductless glands, located above the kidneys, consisting of a cortex, which produces steroidal hormones, and a medulla, which produces epinephrine and norepinephrine.