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Your body couldn’t breathe without this system. Which one is it?
Respiratory system
The respiratory system is made up of the nose, the lungs, and the .....
windpipe
When you breathe in air, you bring oxygen into your lungs and blow out ____
carbon dioxide
How many chambers does the human heart have?
4
The circulatory system works with the ___________ system to provide our body with oxygen.
respiratory
How does the heart work?
It pumps blood first to the lungs, back to the heart and then around the rest of the body.
The beginning point of the respiratory system is where the air is taken into the body.
Nose
What is the main function of the respiratory system?
Provide oxygen and remove carbon dioxide from the body
How many heart rate of a healthy person?
70 to 100 beats per minute.
