Hello everyone this is my first blog post and in this post, I would like to discuss Knowledge About the Mechanism Of Breathing. why am I discussing Knowledge About the Mechanism Of Breathing? Because there are many reasons. Like many people don't know about what is Mechanism of Breathin. So for this, I am here to explain this step by step. So in this post, here you people heard a word that is Breathing. So all these types of questions step by step and see the images. First of All, I will discuss Breathing. Here also I will discuss the component of Breathing.
First of all, I will discuss Breathing or What is the definition of Breathing;
What is Breathing Or The Definition Of Breathing?
So the definition of Breathing is that Breathing is the physical process in which animals move air into and out of their body. It is done to get oxygen from the air and to release carbon dioxide in it. In higher animals, lungs are the organs of breathing. In breathing fresh air is made available to the respiratory surface of the lung for gaseous exchange. As fresh air has a higher concentration of oxygen than is present in the blood, therefore, it diffuses into the blood. At the same time, the concentration of carbon dioxide is higher in the blood, so it diffuses into the lungs and is expelled out by the process of Breathing.
OR
Another definition for Breathing is The physical activity in which air moves into the body and air moves out of the Body. For example; animals inhale oxygen into the body and carbon dioxide exhale out of the body.
Now I will discuss Knowledge about the Mechanism of breathing.
Mechanism Of Breathing:
So the mechanism of Breathing consists of two phases, the taking in of air called inspiration, and letting out of the air is called expiration. these phases are also called components of Breathing. Now here the following structures are involved in the process of Breathing.
1: Ribcage
2: Intercoastal Muscules
3: Diaphragm
So these structures work in the components of Breathing. How will these structures work in the components of Breathing, let us explain;
Inhalation
It is also called inspiration which is one of the components of Breathing. So During inhalation or inspiration, the following changes have occurred;
- During inhalation or inspiration Intercoastal muscles contract due to which ribs Pulls out. It is present between the ribs. Ribcage expands here.
- volume of the ribcage increase due to which more space is available to lungs for expansion.
- Diaphragm also contract during inhalation due to which it covert from dome-shaped into flate form.
You can see these Changes above, so in all these changes the pressure decrease in the lungs so air moves in. Due to less pressure in the lungs.
Now the second component For the mechanism of Breathing;
Exhalation
This kind of component is Also Called expiration and also it is the component of Breathing. So expiration is that process in which the following changes have occurred;
- Intercoastal Muscules relaxed.
- The diaphragm becomes dome-shaped again.
- So in all these cases pressures increase in the lungs to which air moves out of the body.
Now I will show a short video for Mechanism Of Breathing;






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