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Components of Respiratory System in Humans

During inhala...

Question

During inhalation, the diaphragm becomes and ribs move .

A

downwards

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B

concave

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C

upwards

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D

flat

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Solution

The correct option is D flat
During inhalation, the diaphragm flattens and the ribs move outward, decreasing the pressure. As the outside pressure is higher, air enters the lungs.

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Q. During inhalation, the diaphragm moves _____ and ribs move _____ .

Q. During the process of inhalation, the diaphragm moves _________ and ribs move __________.

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Q. Sneha was asked to explain what happens in our body during breathing. The paragraph that she wrote had several mistakes. Identify the mistakes she made and underline them. this is what she wrote.
During inhalation, the ribs move up and outward and the diaphragm moves in. this movement decrease the space in our chest cavity and the air rushes in. During exhalation, the ribs moves down and inward and the diaphragm moves up. This movement increases the space in our chest cavity and the air is pushed out.

Q. During inhalation the diaphragm

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