edb29603 edb29603

04-04-2017
Biology

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Explain why it is correct to say that the air and good passages cross in the pharynx?

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DaloniSmartGuy DaloniSmartGuy

04-04-2017

Air must pass from the back to the front of the pharynx to enter the trachea and food must pass from the front to the back of the esophagus

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