Wednesday, February 5, 2014

Aging

When a person gets older, their automobile trunk goes with many changes. The mechanism of the body tend to slow down and get weaker. Tissues, the integumental System, and the careworn System are some examples of things that go through changes as an effect of maturement. When a person gets older, the well-nigh full frequent effect is that cells select at a sulky rate. Cells sentence up tissues, and if cells produce at a slow rate, tissues go out slight effective and less efficient in their functions. For example, when a person gets a fell on their arm, the direction the cut heals is through tissue repair. Since, in older people, cells divide at a slower, tissue is also produced at a slower rate which means that it would take a endless duration for wounds to heal. In the Integumentary System, the most common effectuate of aging is that struggle wrinkles, is more easily dam be ond, vibrissa looses its color and turns gray, and and come on spots appear. The discharge of elastic fibers and fat from the hypodemis cause the undress to sag and wrinkle. The fight gets damaged more easily because the cuticle thins and the collagen in the corium decreases. Melanin is a protein in the skin that ca-cas the skin and hair its color. When a person gets older, melanin is produced at a slower rate make the skin to loose a handsome tint and the hair to loose its original color. Although melanin decreases in most areas, some areas actually have increased amounts of melanin causing age spots. In the senseless System, cram becomes fragile and brittle when a person gets older. The fig up matrix of bone is made up of a mineral, hydroxyapatite, and collagen fibers. The hydroxyapatite makes bone solid and makes it able to hold charge while the collagen fibers give it its flexibility. In an older person, the amount of collagen fibers decreases, deviation the mineral which makes them less flexible and fragile. Other comp onents affecting bone from aging take up os! teoblasts and osteoclasts. Osteoblasts are the cells that are responsible for...If you fate to get a full essay, order it on our website: BestEssayCheap.com

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