Question

explain the role of a diagram is the process of breathing

Answer 1

heya folk!!!☺

◆machenism of breathing
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●Breathing involves the movement of rib case and the diaphragm.

☺ this happen as fellow .
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@)BREATHING IN☺
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when we breadth in ,then two things happen at the same time
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1)the muscles between the ribs contract causing the rib cage to move upward
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2)the diaphragm contract and moves downward ,
★ the upward and outward movement of rib cage,as well as the downward movement of diaphragm,both increase the space in the chest cavity and make it larger ,
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☺◆ As the chest cavity become ,larger ,air is sucked in the form outside into the lungs.The lungs get filled up and expand.

b)BRETHING OUT ☺
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When we breadth out (or exhale ), even then two things happen at the same time
1)the muscles between the ribs relax causing the rib case to move downward and inward
and,.
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2),the diaphragm relax and moves upward ,the the downward and inward movement of rib cage as well as upward movement of diaphragm,both decrease the space in our chest cavity and make it smaller .
◆AS THE CHET CAVITY BECOME SMALLER OUT FROM THE LUNGS.
-------------------------------------------------------------------☺IN SHORT WAY
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∆ ☺MACHENISM OF BREATHING
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★AIR
|!
★TRACHEA .
|!
★RIB (contrate )
|!
★COSTMUSLES(contrate)
|!
★DIAPHRAGM(relax)
|!
★AREA OF ALVEOLI (increase)
|!
★PRESSURE (decrease)
◆now air comes in the lungs.
Again.
★DIAPHRAGM(contrate)
|!
★COSTMUSLES(contrate )
|!
★RIB(relax)
|!
★AREA OF ALVEOLI(decrease)
|!
★PRESSURE(increase)
|!
★AIR=)Out from the lungs.....

Hope it help you.☺

@rajukumar☺☺

Answer 2

Answer:

I hope it help me thank you