What is the role of the circulatory system?
What can you do to care for your circulatory system?
This type of blood vessel has thin walls to carry blood under low pressure
This type of blood vessel has THICK walls to transport blood under high pressure.
How do veins make sure blood keeps moving in only ONE direction?
What is the role of veins?
What is the role of arteries?
Carry blood AWAY from the heart.
Arteries
Veins
With the use of VALVES
Exercise, eat healthy and do not smoke
Circulate oxygen throughout the body and transport nutrients to cells
Carry blood BACK to the heart.