Answer
this is advantageous becasue it permits the esophagus to expand anteriorly when swalloing.
Work Step by Step
this is advantageous becasue it permits the esophagus to expand anteriorly when swalloing.
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.