Answer:
C. james-lange theory............
Answer:
Body mass index - ratio of weight to height
Explanation:
In the lungs, oxygen is put into the blood and carbon dioxide is taken out of the blood during the process of breathing. After the blood gets oxygen in the lungs, it is called oxygen-rich blood.
Answer:
C. The intrathoracic pressure decreases.
Explanation:
Inspiration is when air is moved into the lungs. This occurs when:
- The diaphragm contracts, which increases the size of the chest cavity.
- Then the lungs expand, which decreases intrathoracic pressure, causing air to rush into the lungs.
