What is breathing?
Q: What is breathing?
A: Breathing is moving air in and out of the lungs.
Q: Why is breathing important?
A: Breathing is important because it helps people get oxygen into the body and get carbon dioxide out of the body.
Q: Why does every part of the body need oxygen?
A: Every part of the body needs oxygen to survive because it is necessary for the production of energy.
Q: What happens when a person breathes in?
A: When a person breathes in, air (which contains oxygen) enters their lungs.
Q: What is gas exchange?
A: Gas exchange is the process by which oxygen enters the bloodstream and carbon dioxide exits the bloodstream, thereby allowing oxygen to be distributed throughout the body and carbon dioxide to be expelled.
Q: How often do adults breathe?
A: Adults breathe about 18 times a minute, which is more than 25,000 times a day.
Q: Why do children breathe even faster?
A: Children breathe even faster than adults because their bodies are smaller and require more oxygen per pound of body weight.
