Question

What is difference between Inhalation and exhalation?

Answer 1

Inhalation:

1. It is the process of taking in air containing a majority of oxygen.
2. It is also called Breathing-in.

Exhalation:

1. It is the process of expelling air higher in carbon dioxide content.
2. It is also called breathing out.

Inhalation	Exhalation
1. It is the process of inhaling air containing oxygen.	1. It is the process of exhaling air containing carbon dioxide.
2. During this process, the size of chest cavity will be increased.	2. During this process, the size of chest cavity will be decreased.
3. As the chest cavity increases, the air pressure inside will be less.	3. As the chest cavity decreases, the air pressure inside will be more.
4. Air from outside runs into the lungs	4. Air moves out from the lungs.
5. Diaphragm contacts and flattens.	5. Diaphragm relaxes and becomes done shaped.