B1.2 Structure and function of body systems Flashcards
1
Q
What is the gas exchange?
A
When you breathe, you take in oxygen and give out carbon dioxide. The transfer of gases between an organism and its environment is called gas exchange.
2
Q
what attaches the lungs to the mouth
A
trachea
3
Q
A
3
Q
what attaches the lungs to the trachea
A
bronchus
4
Q
A