Multiple Choice
Which statement is true of esophageal achalasia?
A) It is caused by failure of lower esophageal muscles to relax.
B) It is caused by a weak cardiac sphincter, leading to repeated episodes of reflux.
C) The esophagus ends in a blind pouch.
D) The major feature of this disorder is enlarged and swollen veins.
Correct Answer:
Verified
Correct Answer:
Verified
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