Diaphragm


 
 
Concept Explanation
 

Diaphragm

Diaphragm: Lungs cannot move by themselves. It is the movement of a diaphragm, and the muscles, between the ribs of the chest wall, that causes the expansion and contraction of the lungs. Thus, breathing takes place.

Sample Questions
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Question : 1

What is the main role of the diaphragm in the respiratory system? 

Right Option : C
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Question : 2

What is the process called when air moves into the lungs? 

Right Option : B
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Explanation
Question : 3

What is the function of the diaphragm in the human body?

Right Option : C
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Explanation
 
 


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