What do your lungs take in when you breathe?
Gas Exchange

Flashcard
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Science
•
7th - 12th Grade
•
Easy
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15 questions
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1.
FLASHCARD QUESTION
Front
Back
Oxygen
2.
FLASHCARD QUESTION
Front
What do your lungs remove when you breathe?
Back
Carbon dioxide
3.
FLASHCARD QUESTION
Front
What are the air sacs in the lungs where gas exchange occurs?
Back
Alveoli
4.
FLASHCARD QUESTION
Front
What is the process of oxygen and carbon dioxide moving across a membrane called?
Back
Gas exchange
5.
FLASHCARD QUESTION
Front
What enters the capillaries from the alveoli during gas exchange?
Back
Oxygen (O2)
6.
FLASHCARD QUESTION
Front
What is the primary site of gas exchange in the lungs?
Back
Alveoli
7.
FLASHCARD QUESTION
Front
What is the function of the bronchi in the respiratory system?
Back
To carry air to and from the lungs.
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