La funcion de la insulina y el metabolismo

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  • Publicado : 15 de junio de 2011
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Insulin is a hormone produced in the pancreas that regulates the amount of sugar in the blood.
Disease in people with diabetes the pancreas does not producethe hormone insulin or produces insufficient insulin, insulin may even be defective.
To understand how it harms us, we need to understand how insulin function in the human body.
Each of the cells ofour body are small machines. Like all machines, we also need fuel.
The foods you eat are made of carbohydrates, proteins and fats, nutrients used to produce energy for cells.
The main energyproducing biological fuel is glucose, a simple sugar. Glucose enters cells through specific receptors.
Glands of external secretion and exocrine no chemical messengers, but they havetheir own lines in the secretions that come pouring out of the body, like sweat, saliva, tears and breast milk. Also discharge their secretions directly to other internal organs like the liver.LACRIMAL GLAND

It is a compound tubular gland, located in the upper outer angle of orbit.

The tears produced by the prostate, are formed by an aqueous liquid alkaline and salty taste, because theycontain 1.3% sodium chloride, and a small amount of albumin. Poured into the upper outer portion of the fornix of the conjunctiva for several excretory ducts, there are spread over the surface of the eyeand tend to accumulate in the inner corner, where they are taken by the two tear ducts.

Tear ducts
One for each eyelid. Converge into a common duct which empties into the lacrimal sac ordacriocisto, this is a membrane reservoir, placed vertically on the inside of the base of the orbit, the lower portion is continuous with the nasal passage.

Near the bottom hole exists in the nasal passagefor a rally, Horner valve, a remnant of the membranous diaphragm that closes the tear ducts before birth.


The sweat glands secrete a transparent liquid (sweat) containing...
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