excretory system

excretory system

Multiple Choice

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

Multiple Choice

Using the picture, what is the structure of A?

• ureter
• kidney
• urinary bladder
• urethra

Multiple Choice

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

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

Multiple Choice

These organs are responsible for what?

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

Multiple Choice

Which excretory organ eliminates water and some chemical wastes as sweat

• lungs

• skin

• liver

• kidneys

Multiple Choice

Urine leaves each kidney

through a tube

• bladder

• urethra

• ureter

• kidneys

Multiple Choice

muscular sac that holds urine until the urine is excreted.

• bladder

• urethra

• ureter

• kidneys

Multiple Choice

Urine leaves the bladder through a tube

• bladder

• urethra

• ureter

• kidneys

Multiple Select

How is cell waste being filtered out of your blood?

• Nephrons in the kidneys filter out the waste.

• Alveoli in the lungs are exchanging oxygen and carbon dioxide.

Multiple Choice

What is #2?

• Kidney
• Ureters
• Bladder
• Urethra

Multiple Choice

What is #4?

• Kidney
• Ureter
• Bladder
• Urethra

Multiple Choice

How many kidneys do you have?

• 1
• 3
• 5
• 2

Multiple Choice

The kidneys produce

urine in two stages.

• true

• false

Multiple Choice

The first filtration occurs in clusters of capillaries in the

• ureter

• nephrons

• bladder

Multiple Choice

Name 2 substances present in urine?

• Protein and water

• water, sugar, salt, and

  waste

• water and nutrients pass from the small tubes into the blood vessels that surround them

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