Excretory System Review

What is the organ that filters the blood to remove urea, excess water, and other wastes?

• Bladder

• Kidney

• Ureters

• Urethra

Which organ of the excretory system stores urine until the body is ready to eliminate it?

• Bladder

• Urethra

• Ureters

• Kidneys

What substance goes to the kidneys to be filtered?

• Blood

• Urine

• Gastric Juices

• Insulin

What is the main function of the excretory system?

• to collect and remove wastes from the body
• to strengthen skeletal muscles
• to protect the nervous system
• to bring oxygen to body cells

How many kidneys do you have?

• 1
• 3
• 5
• 2

Which of the following parts is not found in the urinary system?

• Ureters
• Urethra
• Bladder
• Rectum 

Which excretory organ eliminates water and some chemical wastes in perspiration?

• lungs
• skin
• liver
• kidneys