the system that lets blood circulate in your body
circulatory system
the system that takes in oxygen and releases carbon dioxide
respiratory system
has 4 sections
heart
what lets your cells make energy
oxygen
what contracts and expands when you breathe
diaphragm
what is the windpipe also known as
trachea
what is the main structure
lungs
where does the air go down
nose
what take in the carbon dioxide
plants
what does the heart pump blood through
arteries
what does the blood leave your heart through
aorta
what color do the blood cells turn when they don't have enough oxygen
blue
blood circulates through a network of...
blood vessels
what brings to all the cells that need it
pulmonary circulation
what color is the blood when it has oxygen
red