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Questions and Answers
Which organ is responsible for gas exchange in land animals?
Which organ is responsible for gas exchange in land animals?
- Heart
- Liver
- Stomach
- Lungs (correct)
What are the microscopic air sacs in the lungs called in mammals and reptiles?
What are the microscopic air sacs in the lungs called in mammals and reptiles?
- Atria
- Alveoli (correct)
- Bronchi
- Trachea
How do the air sacs in the lungs come into contact with the blood?
How do the air sacs in the lungs come into contact with the blood?
- They have a rich blood supply (correct)
- They are connected to the brain
- They are connected to the heart
- They are connected to the liver
What is the largest hollow tube that connects the air sacs in the lungs to the external environment?
What is the largest hollow tube that connects the air sacs in the lungs to the external environment?
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Where does gas exchange occur in the lungs?
Where does gas exchange occur in the lungs?
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