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Anatomy and Physiology for Nursing - Upper GIT
Anatomy and Physiology for Nursing - Upper GIT
Quiz
Question 1
Question 2
Question 3
Question 4
Restart
What is the primary function of the upper esophageal sphincter?
A.
To move food into the stomach
B.
To prevent reflux of stomach content
C.
To initiate digestion
D.
To prevent air from entering the oesophagus
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