Biology
JAMB 2019
The following processes are involved during expiration in man except
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A.
The inter costal muscles relax
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B.
The thoracic cavity first increases in volume
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C.
The sternum moves inward
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D.
The ribs are moved downwards and inwards
Correct Answer: Option B
Explanation
During respiration process in man under expiration process the thoracic cavity does not increase in volume
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