Excretory System


Diagram of Excretory Systems the system of an organism's body that performs the function of excretion, the bodily process of discharging wastes

Parts of the System:







Fun Facts:

The average person pees about 3000 times a year

The average person's lung measures about 12 inches

The average person poops about 305 pounds a year

One kidney (approximately) measures to about 4 inches

The average adult bladder can hold 16-24 ounces of urine

Worked with other Systems

The excretory system is a close partner with both the circulatory and endocrine system. The circulatory system connection is obvious. Blood that circulates through the body passes through one of the two kidneys. Urea, uric acid, and water are removed from the blood and most of the water is put back into the system.

Helps Maintain homeostasis

The kidney help the system maintain homeostasis by helping regulate the water balance

A problem that can occur

Also, if this system malfunctions, the person cannot perpetrate and so, when exercising, there won't be sweat to cool the person down and afterwards, it can make the person tire quickly and as sweating releases the excess sodium from the body, the body will eventually have too much sodium and this will also cause high blood pressure and other problems in the body.

Diseases that can occur

Bladder Cancer

Definition: When there is uncontrolled growth of cells present in bladder, it is known as bladder cancer. The end result is a tumor in the bladder.

Causes: The cause and effect in case of cancer is not yet very clear but a number of reasons are cited for this purpose and most of them are smoking, radiation, parasitic infection, exposure to chemicals known as carcinogens.


  • Pain while urinating
  • Back pain
  • Pain in pelvic region
  • Frequent urge for urination without actual flow or frequent urination
  • Blood in urine

Treatments: The treatment of cancer bladder is similar to the other cancers of the body. Intravesical therapy, radiation therapy, or chemotherapy is applied coterminous with the surgery. The exact sequence is best determined by the opinion of the treatment and there is no definite line of standard treatment developed in any of countries anywhere in the world.