I WONDER - What Do The Kidneys Do?

The video tutorial explains the urinary system, focusing on the kidneys' role in filtering blood and removing toxins. It describes how urine is transported from the kidneys to the bladder via the ureters, stored in the bladder, and eventually expelled through the urethra.

What is the primary function of the kidneys in the urinary system?

• To prevent infections

• To store urine

• To filter blood and remove toxins

• To transport urine to the bladder

How many times do the kidneys filter all the blood in the body each day?

• 30 times

• 20 times

• 10 times

• 5 times

What role do the ureters play in the urinary system?

• They expel urine from the body

• They carry urine from the kidneys to the bladder

• They filter the blood

• They store urine

Where is urine stored before it is expelled from the body?

• In the bladder

• In the ureters

• In the urethra

• In the kidneys

What is the function of the urethra in the urinary system?

• To transport urine to the bladder

• To allow urine to exit the body

• To filter blood

• To store urine