urinary system

What organ is responsible for filtering the blood?

• Lungs

• Bladder

• Kidneys

• Heart

What is the name of stretchy, muscular organ responsible for holding urine until you decide to use the bathroom?

• Kidneys

• Urethra

• Ureter

• Bladder

Which structure transports urine from the kidney to the bladder?

• Ureter

• Urethra

• Bladder

• Kidney

What is the name of the structure that leads from the bladder to the outside environment?

• Ureter

• Bladder

• Urethra

• Kidney

In each kidney there are millions of tiny filtering units responsible for cleaning the blood, what are they?

• Alveoli

• Villi

• Nephrons

• Cilia

Tags

NGSS.MS-LS1-3

In addition to water, the principal components of urine are

• amino acids and fatty acids
• urea and salts
• ammonia and bile
• hydrochloric acid and bases

Which sequence represents the correct pathway for the removal of urine from the human body?

• kidney → ureter → urinary bladder → urethra
• kidney → urethra → urinary bladder → ureter
• ureter → kidney → urinary bladder → urethra
• urethra → kidney → urinary bladder → ureter
  

There are two kidneys, two ureters, one urinary bladder, and one urethra.

• True
• False

Before the kidney filter it out, where does urea exist?

• In your intestines
• In your liver
• In your stomach
• In your bloodstream

Identify the structure labelled "A" in the diagram.

• Kidney

• Ureter

• Bladder

• Urethra