1. The area between the eyebrows, just above the nose. 2. The corresponding area on the frontal bone between the eyebrow ridges.
From the Latin glabellus, hairless, from glaber, bald.
A group of cells that secrete a substance for use in the body. For example, the thyroid gland.
- Gland, adrenal
One of a pair of small glands, each of which sits on top of one of the kidneys. The adrenal is made up of an outer wall (the cortex) and an inner portion (the medulla). The adrenal glands produce hormones that help control the heart rate, blood pressure, the way the body uses food, and […]
- Gland, mammary
One of the glands within the breast that secrete milk when prompted to do so by special hormones. Mammary glands are slightly tender to the touch, and may become more so during menstruation or pregnancy. They become enlarged when engorged with milk. See also mastitis.
- Gland, prostate
A gland within the male reproductive system that is located just below the bladder. Chestnut shaped, the prostate surrounds the beginning of the urethra, the canal that empties the bladder. The prostate is actually not one but many glands, 30-50 in number, between which is abundant tissue containing many bundles of smooth muscle. The secretion […]
- Gland, pituitary
The main endocrine gland. It is a small structure in the head and is called the master gland because it produces hormones that control other glands and many body functions including growth. The pituitary consists of the anterior and posterior pituitary. The anterior pituitary is the front portion of the pituitary. Hormones secreted by it […]