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The Immune and Urinary System

The Immune and Urinary System. Whit Wiman and Marissa McDaniel. The Urinary Bladder. It is a reservoir for urine Holds more than a pint of fluid Lies behind the pubic bone Protected by the pelvis Bladder wall made up of muscle and an inner lining

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The Immune and Urinary System

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  1. The Immune and Urinary System Whit Wiman and Marissa McDaniel

  2. The Urinary Bladder • It is a reservoir for urine • Holds more than a pint of fluid • Lies behind the pubic bone • Protected by the pelvis • Bladder wall made up of muscle and an inner lining • Collects and stores urine until can be expelled from the body • Connected to the two ureters that carry urine to it • Bladder is five inches long and three inches wide

  3. Urinary Bladder Pictures

  4. The Kidneys • One quarter of blood output by the heart is sent to the kidneys to be purified • There are two kidneys • Receives one-hundred and twenty pints of blood per hour • Are the “balancers of internal fluids” • Levels out the body fluids • You need to drink lots of water to keep kidneys in good shape • Connected to and gives urine to the ureters. • Eleven to fourteen inches long

  5. Kidney Pictures

  6. The Ureters • There are two ureters • Carries urine from the kidneys to the bladder • Ten to twelve inches long • Urine flows down by gravity and contractions that pass through muscle layers of the ureters • Each ureter enters the bladder through a tunnel in it

  7. Ureter Pictures

  8. The Urethra • Tube that conveys urine from the urinary bladder to the outside of the body • Wall is lined with mucous membranes • Contains a thick layer of smooth muscle tissue • Contains several mucous glands, called urethral glands that secrete mucus into the urethral canal • Four centimeters long • Opening is located above the vaginal opening and about two and a half centimeters below the clitorus

  9. Urethra Pictures

  10. Sources • Urinary Systems. Inner Body. [accessed 2012 August 20]. Retrieved from http://www.innerbody.com/image/urinov.html

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