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Respiration in Humans

In human bein...

Question

In human beings, how many pairs of that structure are present which protect the heart and lungs and forms the wall of the thoracic cavity?

A

22

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B

18

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C

12

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D

2

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Solution

The correct option is C 12
There are 12 pairs of ribs found in human beings that provide protection to the heart and lungs. They are bony and cartilaginous. They form the wall of the thoracic cavity.

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