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resp, circ, diges
respiratory, circulatory and digestive systems
Question | Answer |
---|---|
This part of your respiratory system is also known as your voice box | larynx |
This part of your respiratory system is also known as your throat | pharynx |
This part of your respiratory system is the main breathing tube | trachea |
This part of your respiratory system is a flap that covers the trachea when you swallow so that food can go down your esophagus, NOT your trachea | epiglottis |
These small but plentiful parts of your respiratory system act as air sacs at the bottom of each bronchiole | alveoli |
Approximately how many alveoli do you have in your lungs? | 600 million! |
This dome-shaped muscle at the base of your rib cage and below your lungs, contracts and expands to bring oxygen loaded air into your lungs and push the carbon dioxide loaded air out | diaphragm |