Observe the given model that can be used to demonstrate the breathing mechanism in human beings. Name the structures which can be compared to.
A
Lungs
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B
Diaphragm
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C
Trachea
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D
Nostrils(Nose)
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Solution
The correct option is A Lungs
The given model is of lungs. There is a pair of lung present in the human body contain air sacs called alveoli. They are connected to trachea. Trachea is also called windpipe that connects the pharynx and larynx to the lungs.