What is the main function of the urinary system

what is the main function of the urinary system

Urinary System: Facts, Functions & Diseases

May 01,  · Urinary System Anatomy and Function. The body takes what it needs from food and changes it into energy. After this, waste products are left behind in the bowel and in the blood. The urinary system keeps everything in balance by removing waste, like urea, extra salt, extra water and other things the body does not need. The urinary system, is a group of organs in the body that filters out excess fluid and other substances from the bloodstream. The purpose of the renal / urinary system is to eliminate wastes from the body, regulate blood volume and pressure, control levels of electrolytes and .

The body takes what it needs from food and changes it into energy. After this, waste products are left behind in the bowel and in the blood. The urinary system keeps everything in balance by removing waste, like urea, extra salt, extra water and other things the body does not need. Urea is produced when protein, found in meats, is broken down in the body.

There are a pair of kidneys that are purplish-brown and are located below the ribs in the middle ufnction the back. Their function is to:. The kidneys remove waste from the blood through tiny filtering units called nephrons. Each nephron is functipn up of a ball of small blood capillaries, called a glomerulus. There is also a small tube called a renal tubule, which drains the urine and joins other tubules carrying what to get your boyfriend for christmas teenage urine out of the kidney to the ureter.

Circular muscles that help keep urine from leaking by closing tightly like a rubber band around the opening of the bladder.

All rights reserved. Urinary System Anatomy and Function The body takes what it needs from food and changes it into energy. Urinary System Parts and Functions.

Kidneys There are a pair of kidneys that are purplish-brown and are located uurinary the ribs in the middle of yhe back. Their function is to: Remove waste from the blood in the form of urine Keep substances stable in the blood Make erythropoietin, a hormone which helps make red blood cells Make ffunction D active Regulate blood pressure The kidneys remove waste from the blood through tiny filtering units how to clean sterling silver bracelet nephrons.

Urea, together with water and other wastes, forms the urine. Two Ureters Each kidney has a narrow tube called a ureter, which carries urine from the kidney to the bladder. Muscles in the ureter walls tighten and relax forcing urine down this ths, away from the kidneys.

If urine backs up, or stands still, a kidney infection can develop. About every 10 to 15 seconds, urine is emptied into the bladder from the ureters.

Bladder The bladder is a triangle-shaped, hollow organ what are signs of cerebral palsy in infants in the lower abdomen. It is held in place by ligaments attached to the pelvic bones. The bladder's walls relax and expand to store urine, and contract and flatten to empty urine through the urethra. Two Sphincter Muscles Circular muscles that help keep urine from leaking by urinar tightly like a rubber band around the tbe of the bladder.

Urethra The tube that allows urine to pass outside the body. The brain signals the bladder muscles to syetem, which squeezes urine out of the bladder. At the same time, the brain signals the sphincter muscles to relax to let urine exit the bladder through the urethra. When all the signals occur in the correct order, normal urination occurs. Contact Us. Give Today.

Description of the urinary system

The kidney and urinary systems help the body to get rid of liquid waste called urea. They also help to keep chemicals (such as potassium and sodium) and water in balance. Urea is produced when foods containing protein (such as meat, poultry, and certain vegetables) are broken down in the body. Oct 27,  · The main urinary system function is to filter the blood of excess water, salts, and waste products, temporarily store these within a reservoir, and intermittently expel these products from the body. Filtration, Reabsorption, and Secretion . The urinary system's function is to filter blood and create urine as a waste by-product. The organs of the urinary system include the kidneys, renal pelvis, ureters, bladder and urethra. The body takes nutrients from food and converts them to energy.

Click Image to Enlarge. The body takes nutrients from food and changes them to energy. After the body has taken the food components that it needs, waste products are left behind in the bowel and in the blood. The kidney and urinary systems help the body to get rid of liquid waste called urea.

They also help to keep chemicals such as potassium and sodium and water in balance. Urea is produced when foods containing protein such as meat, poultry, and certain vegetables are broken down in the body. Urea is carried in the blood to the kidneys. This is where it is removed, along with water and other wastes in the form of urine. The kidneys have other important functions. They control blood pressure and produce the hormone erythropoietin. This hormone controls red blood cell production in the bone marrow.

The kidneys also control the acid-base balance and conserve fluids. Two kidneys. This pair of purplish-brown organs is located below the ribs toward the middle of the back. Their function is to:. The kidneys remove urea from the blood through tiny filtering units called nephrons.

Each nephron consists of a ball formed of small blood capillaries glomerulus and a small tube called a renal tubule. Urea, together with water and other waste substances, forms the urine as it passes through the nephrons and down the renal tubules of the kidney. Two ureters. These narrow tubes carry urine from the kidneys to the bladder.

Muscles in the ureter walls keep tightening and relaxing. This forces urine downward, away from the kidneys. If urine backs up, or is allowed to stand still, a kidney infection can develop. About every 10 to 15 seconds, small amounts of urine are emptied into the bladder from the ureters. This triangle-shaped, hollow organ is located in the lower belly. It is held in place by ligaments that are attached to other organs and the pelvic bones.

The bladder's walls relax and expand to store urine. They contract and flatten to empty urine through the urethra. The typical healthy adult bladder can store up to 2 cups of urine for 2 to 5 hours.

Two sphincter muscles. These circular muscles help keep urine from leaking by closing tightly like a rubber band around the opening of the bladder. Nerves in the bladder. The nerves alert a person when it is time to urinate, or empty the bladder. This tube allows urine to pass outside the body. The brain signals the bladder muscles to tighten. This squeezes urine out of the bladder. At the same time, the brain signals the sphincter muscles to relax to let urine exit the bladder through the urethra.

When all the signals happen in the correct order, normal urination happens.

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