Excretory System

What is the function of the kidneys in the excretory/urinary system?

• store urine before it is eliminated from the body.
• break down food into smaller pieces through chemical digestion
• filter blood of cellular waste material as a result of cellular respiration
• control thoughts, voluntary actions, and other sensations of the five senses.

Which organ system removes cellular wastes as the result of cellular respiration?

• nervous
• digestive
• excretory
• circulatory

One major function of the excretory system is to clean the what?

• urine
• blood
• kidneys
• bladder

These organs are responsible for what?

• storing urine
• storing water
• filtering blood
• they don't have a particular job 

Where is urine stored?

• kidneys
• urinary bladder
• urethra
• ureters

How many kidneys do you have?

• 1
• 3
• 5
• 2

Which are the tubes that carry urine from the kidney to the bladder?

• Adrenal tubes
• Kidneys
• Ureters
• Urethras

The _________ is/are responsible for urine storage.

• Bladder
• Kidneys
• Ureter
• Urethra

Urine flows out of the kidneys through narrow tubes called

• Gallbladder
• Ureter
• Nephrons
• Urethra

What word describes the function of the nephrons?

• Tube
• Passageway
• Filter
• Reservoir