A student in the sixth-grade health class asks the school nurse how long food stays in the stomach. What would be the nurse's best response?
A) Food remains in the stomach for a variable length of time.
B) Most of it moves out of the stomach in about 30 minutes.
C) Most food stays in the stomach for several hours.
D) It depends on how much you eat and what you eat.
Ans: A
Feedback: Food remains in the stomach for a variable length of time, from 30 minutes to several hours, depending on the volume, osmotic pressure, and chemical composition of the gastric contents.
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