1. Aim – How do materials circulate through the body?
Do Now – Why are the skeletal and muscular system needed?

2. The list below includes three organ systems that are directly used when a human runs.
circulatory system
muscular system
skeletal system
Which system should also be included in the list?
(1) immune system (3) digestive system
(2) reproductive system (4) nervous system

3. Blood What is blood made of?
Aim – How do materials circulate through the body?
Blood
What is blood made of?
Red blood cells, white blood cells, water (plasma), and platelets
What do RBC’s do?
Carries Oxygen (O2) from lungs to the body, and carries CO2 from body to lungs
What to WBC’s do?
Help fight infections

4. Blood What else does blood carry? Nutrients to our cells
Aim – How do materials circulate through the body?
Blood
What else does blood carry?
Nutrients to our cells
Wastes from our cells

5. Blood vessels Your blood is carried by 3 types of blood vessels
Aim – How do materials circulate through the body?
Blood vessels
Your blood is carried by 3 types of blood vessels
Veins – carry blood to heart
Arteries – carry blood away from heart
Capillaries – connect veins and arteries, this is where materials are exchanged

6. Heart Contains 4 chambers 2 atriums (upper chambers)
Aim – How do materials circulate through the body?
Heart
Contains 4 chambers
2 atriums (upper chambers)
2 ventricles (lower chambers)

7. Aorta- largest artery in the body, pumps blood filled with oxygen

8. Aim – How do materials circulate through the body?
FLOW
The heart pumps blood, Oxygen, and other things like nutrients to the body via the arteries- AWAY
Materials are exchanged at the capillaries
Veins bring the blood back
The circulatory system also goes through the liver and kidneys. These filter out unwanted materials and in the case of the kidney bring it to the bladder.

9.
Circulatory rap

10. Defects Defects in this system can cause Anemia Heart disease Murmurs
Aim – How do materials circulate through the body?
Defects
Defects in this system can cause
Anemia
Heart disease
Murmurs
Heart attacks
Etc.

11. Aim – How do materials circulate through the body?

12.
wordbank

13. Exit ticket Describe the path of the circulatory system
Aim – How do materials circulate through the body?
Exit ticket
Describe the path of the circulatory system