Excretory

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

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

• ureters
• urethra
• urinary bladder
• urea

The process of removal of the body’s wastes is called

• gas exchange.
• respiration.
• excretion.
• filtration.

What is #3?

• Kidney
• Ureters
• Bladder
• Urethra

Tags

NGSS.MS-LS1-3

How many kidneys do you have?

• 1
• 3
• 5
• 2

Which excretory organ eliminates CO2?

• lungs
• skin
• liver
• kidneys

Which of the following is the fluid released by the kidneys once the wastes are removed from the water and blood in the body?

• bile
• urea

• sweat
• urine

Using the picture, what is the structure of A?

• ureter
• kidney
• urinary bladder
• urethra

What is #4?

• Kidney
• Ureter
• Bladder
• Urethra

What word describes the function of the nephrons?

• Tube
• Passageway
• Filter
• Reservoir

Tags

NGSS.HS-LS1-3