1. Excretory System Notes
Function and Organs

2. What would happen if no one ever took out the trash?

3. Just like your home, you body also has waste and trash it needs to get rid of.
INTEGUMENTARY system gets rid of SWEAT
DIGESTIVE system gets rid of solid waste (POOP)
EXCRETORY system gets rid of liquid waste (PEE)

5. What are the functions?
#1: Removes waste from the body, also called EXCRETION.
Waste is:
Urea (Protein parts that can’t be used)
Water
Carbon Dioxide

6. What are the functions?
#2: Puts nutrients back into the blood so it can be delivered to all the cells in the body.

7. BE PREPARED TO SHARE YOUR ANSWER.
THINK PAIR SHARE
DISCUSS WITH YOUR PARTNER.
WHAT IS EXCRETION?
BE PREPARED TO SHARE YOUR ANSWER.

8. What are the organs? #1: Kidneys
Kidneys filter and clean out your blood by getting rid of any waste found.

10. What are the organs? #2: Bladder
The bladder holds all the urine until you reach the toilet!

11. BE PREPARED TO SHARE YOUR ANSWER.
THINK PAIR SHARE
DISCUSS WITH YOUR PARTNER.
THINK ABOUT THE JOB OF THE KIDNEY.
WHAT WOULD HAPPEN IF YOUR KIDNEY DID NOT WORK PROPERLY?
BE PREPARED TO SHARE YOUR ANSWER.

12. Processing Questions: WRITE THE QUESTION.
It is important to filter the blood because _______________.