When you breathe, you bring ____ into your body and expel ______ out of your body
oxygen, carbon dioxide
The left side of your heart sends blood through tubes called _____.
arteries
Below your lungs is your _____, which allows your lungs to breathe in and out
diaphragm
What is the scientific word for your "windpipe"?
trachea
This system depends on your heart
Circulatory System
The circulatory system controls the movement of ____ through your body
blood
Your _____ take the blood back into the right side of your heart.
veins
Your lungs are protected by your _____
rib cage
What does the trachea do?
brings air from your nose to your lungs
This system depends on your lungs
Breathing System
Which lung is smaller? Why?
Left, to make room for your heart.
Without ____, the cells in our body would die.
oxygen
A healthy, resting pulse is about _____ beats/minute.
70-100
What can cause asthma?
smoke, dust, genetics
Why is it called the "circulatory" system?
the blood travels in a circle or circuit out of your heart, through your body, then back into your heart
What can cause lung cancer?
growth of harmful cells, smoking