Excretory System Quiz

How many kidneys does the average person have?

• 2

• 4

• 6

• 8

_______________________ are waste products excreted through your skin when you sweat.

• Urine and Dust

• Water and Salt

• Feces and Water

• Salt and Blood

The __________ filters waste from the blood

• Kidneys

• Liver

• Bladder

• Lungs

Urine flows from the

• bladder to the kidneys

• kidneys to bladder

• stomach to kidneys

• urethra to bladder

Which word describes the function of the nephrons?

• Tube

• Filter

• Stores

• Collects

What is the main function of the excretory system?

• to break down food

• to create insulin

• to get rid of waste products from your cells

• to circulate your blood

Urine is stored in the __________ before it is pushed out of the body

• Bladder

• Liver

• Kidney

• Heart

Blood being pumped into the kidneys where it is filtered is an example of which two systems working together?

• Muscular and Skeletal

• Excretory and Circulatory

• Circulatory and Digestive

• Excretory and Digestive

True or False: The lungs excrete oxygen from the body.

• True

• False

True or False: Your kidneys filter waste out of your blood and turns it into urine.

• True

• False