what is gland:
Gland is an organ that is intended to produce and secrete substances to the functioning of the body as well as they can be removed by the same body.
In reference to the above, the glands that can get their products to the body surface as the mammary glands are Exocrine glands called, in turn, endocrine glands carry their secretions into the bloodstream, for example: thyroid, kidney, etc. and mixed glands are those which produce products that may be secreted abroad about the blood.
However, the salivary glands and sweat glands are Exocrine glands. The salivary glands produce saliva, which poured into the oral cavity with the function of wet food to help in the process of chewing and start the digestion, and the sweat glands are located in the reticular dermis or hypodermis with function decrease body temperature through evaporation of sweat and release pheromones.
Similarly, the glands can be divided as unicellular or multicellular, the former are individual cells distributed by non-secreting cells, for example: Goblet cells, the latter are formed by more than one cell, they differ between the secretory cells available and if you have or not branching of secretory drivers.
In addition, gland is a cell or group of cells that secrete some sort of substance, or stored for example, certain flowers possess various nectar-producing glands.
The gland term is a diminutive of “glans” or “glandis” which means “Acorn”.
Sebaceous glands are those which are located on the Middle dermis and are part of the structure of a hair which develop in the fourth month of pregnancy. The function of the sebaceous glands is to produce a known as “hairy tallow” oily secretion which lubricate and protect the skin from external aggressions such as: microbes, dryness.
Adrenal glands are 2 structures retroperitoneal, triangular left and right Lunate, located above the kidneys. The function of the adrenal glands is to regulate metabolism and fluid balance, also secretes sex hormones, produces adrenaline and noradrenaline, the latter in order to adapt the body to stressful situations.
Glands of cowper or bulbourethral glands are located on both sides of the urethra in men. Cowper glands are responsible for lubrication and neutralize the acidity of the urethra in order to prepare the passage of sperm.
Cowper glands are equivalent to the glands of Bartholin’s women.
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