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NERD NERD
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6 years ago
The sphincter muscles control the cardiac and pyloric openings.
 
 Indicate whether the statement is true or false
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sweetpeajezzysweetpeajezzy
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6 years ago
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NERD Author
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6 years ago
You make an excellent tutor!
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Yesterday
Helped a lot
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2 hours ago
Good timing, thanks!
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