Exhalation is the process of expulsion of air through respiratory tract. Which of the following figure does illustrate the process of exhalation? |
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Exhalation is the process of expulsion of air through respiratory tract. Which of the following figure does illustrate the process of exhalation? |
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a) |
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b) |
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c) |
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d) |
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(a)
Given diagram A clearly indicates that
(i) ribs going downward
(ii) diaphragm contract or going upward
These two sign indicates that the diagram A depicts the process of expiration