Urinary System

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

• ureters
• urethra
• urinary bladder
• urea

What function do the kidneys perform?

• eliminate carbon dioxide
• supply oxygen to body cells
• remove urea and excess water
• play a role in gas exchange

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

What is the function of the urethra?

• It filters urea out of the bloodstream
• It delivers urine from the bladder to the outside world
• It transfers urine from the kidneys to the bladder
• It prevents urine from leaking out of the bladder

What organ is D pointing to?

• Ureters
• Bladder
• Urethra
• Kidney

What organ is B pointing to?

• Kidney
• Urethra
• Ureter
• Bladder

The tube connecting each kidney to the urinary bladder is the ________.

• ureter
• urethra
• calyx
• ductus (vas) deferens

The functional unit of the kidney is the

• renal pelvis

• renal sinus

• nephron

• calyx