Excretory System

What are these two tubes? R T U E E R S

How many kidneys do we have?

Does urine go down from the ureters to the bladder and finally down to the ________.

Waste + ____________ = pee / urine

True or False. The kidneys clean the water.

It is good to hold our pee and wait a long time before going to the toilet?

What are these? N E S K D I Y

How many urethras do we have?

True or False. The bladder collects blood.

What is this? A E R D B L D

Urine is a waste product. Yes or No ?