ashlytlipson2002
Pharnyx contains rings of cartilage which ensure that air passage does not collapse
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aman9340
The air is taken through nostrils and air is filtered before entering the nostrils by mucus and fine hairs. From nostrils air passes to throat where the rings of cartilages are present to ensure that air passage does not collapse.
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From nostrils air passes to throat where the rings of cartilages are present to ensure that air passage does not collapse.
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