The LES is located between the ________
A) esophagus and stomach
B) large and small intestine
C) liver and large intestine
D) stomach and duodenum
A
Explanation: A) Correct! LES stands for "lower esophageal sphincter."
B) It is not located between the large and small intestine.
C) It is not located between the liver and large intestine.
D) It is not located between the stomach and duodenum.
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