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Question
Pneumatic bones are expected to be found in
Pneumatic bones are expected to be found in
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Solution
The correct option is D Pigeon
Air sacs, the blind-ended expansion of bronchial tree of the respiratory system, extend their diverticuli into the medullary cavity of bones and these bones are termed as pneumatic bones. Presence of air sacs make these bones lighter in weight and thus serve as an adaptation giving the flying ability for the birds. Among the given options, the pigeon has pneumatic bones. The correct answer is C.
Air sacs, the blind-ended expansion of bronchial tree of the respiratory system, extend their diverticuli into the medullary cavity of bones and these bones are termed as pneumatic bones. Presence of air sacs make these bones lighter in weight and thus serve as an adaptation giving the flying ability for the birds. Among the given options, the pigeon has pneumatic bones. The correct answer is C.
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