Page 5 - My FlipBook
P. 5
CHAPTER 3
Face the
FUNCTIONS
FUNCTIONS
FUNCTIONS
Burping, sneezing, and blinking
might seem silly. But these functions
are important too.
Burping isn’t just a party trick.
People swallow air when they eat and
drink. Sometimes too much air gets
trapped in the stomach. The body
forces the air up. Burping lets it out.
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