Excretory System

By: Kate and Kiana

Introduction• The structures: kidney, ureter,

bladder, and urethra.

DiagramThe Aorta is the left vein leading to the heart. The Aorta and Vena Cava are veins that carry blood from through out your body.

The Kidneys removes waste and extra water from blood to form urine. Urine flows from kidneys to Bladder through the Ureters.

Teamwork• The Excretory system works

with the Digestive system. • They both work with the

Nervous system.

Teamwork Continued…• The digestive system works with it

because the food that comes in has to come out some time.

• Works with the Circulatory system, because the blood goes through your kidneys.

Problems and Care• Problems with the Excretory system

is a kidney stone, nephritis, and a urinary tract infection.

• Smoking, drugs, or any bad substance can ruin your excretory system.

• To take care of the excretory system stay away from drugs, smoke, and drink lots of water.

Important• Disposes waste• if waste builds, it makes

you sick

Fun FactsThe average person pee’s 3000 times a yearLiver is rubbery to touchKidney stones can be the size of a golf ballWater forms about 95% of urineUreter is the size of a spaghetti noodleKidneys are half the size of your bladder

Fun Facts continuedWhen bladder empties

it collapses and enlarges as its “refilled”

Bladder is as big as your brain

The vein that leads to your kidney is the biggest in the body

The End