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"The Marvels in Your Mouth"

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Read the following New York Times article and then answer the questions below:
The Marvels in Your Mouth

This activity contains 5 questions.

Question 1
1 After you chew your food, what is the saliva-covered mass that remains?
End of Question 1

Question 2
2 You are a doctor studying the effects of Parkinson's disease on swallowing food. Which of the following are you researching?
End of Question 2

Question 3
3 You suffer from a disorder in which food often goes down your windpipe instead of your esophagus. Which of the following is not working properly?
End of Question 3

Question 4
4 Who is most likely to experience nasal regurgitation?
End of Question 4

Question 5
5 You grab a celery stick from your refrigerator only to find that it is limp and flimsy. Which of the following has broken down?
End of Question 5

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