explain the mechanism of breathing i will make u the brainliest
Answers
Answered by
0
Answer:
When we breathe in, or inhale, our diaphragm contracts and moves downward. This increases the space in our chest cavity, and our lungs expand into it. The muscles between our ribs also help enlarge the chest cavity. They contract to pull our rib cage both upward and outward when we inhale
Explanation:
Its inhaling oxygen and exhaling carbon di oxide
Similar questions