The kidneys are two bean-shaped organs. In the adult size is approximately a fist. Each has about 12 inches long. The kidneys are located on both sides of the spine just above the lumbar region.
Areas where splitting one kidney:
- The renal capsule : Outer layer formed by a membrane of fibrous connective tissue.
- The cortex : it has a granular appearance due to Malpighian corpuscles. Forms a continuous cover under the renal capsule with extension into the interior: the renal columns.
- The medulla, has striated appearance due to its division into sectors by renal columns. These sectors are called renal pyramids .
- The renal pelvis : tubular area that collects urine.
urinary functions are:
- excretion of waste products of cell metabolism.
- Maintain water balance. Keep
- ion balance (concentration of ions in the internal environment) and therefore osmática pressure. In other words performs osmoregulation . Keep
- acid-base balance by regulating the concentration of hydrogen ions (H + ) in blood plasma.
These functions allow you to adjust the internal environment, achieving, maintaining the composition of interstitial fluid and blood.
- remove wastes and water from the blood.
- balance of chemicals in the blood.
- control blood pressure.
- help produce red blood cells.
- produce vitamin D helps keep bones strong and healthy.
is known that problems such as diabetes and high blood pressure increases the likelihood of a malfunction of the kidneys.
Measures to prevent renal failure:
- No smoking.
- Make regular moderate exercise. Make
- controls blood pressure regularly. Watch
- cholesterol.
- Maintaining a healthy diet. Take fresh foods and low in salt. Avoid foods high in fat.
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