1
takes in oxygen for breathing
2
transports oxygen/nutrients in your blood
3
breaks down nutrients out of food
4
body system for structure/support
5
partners with bones to help you move
6
sends messages from the brain
7
heart pumps blood
8
main organ of nervous system
9
main organ of cardiovascular system
10
main parts of skeletal system
11
main organ of digestive system
12
main organ of respiratory system
13
main part of circulatory system (flows in your veins)
