It is a hollow tube like structure.It takes food from mouth to stomach.
The esophagus is the tube-like structure that joins the throat to the stomach. The esophagus, which is positioned behind the trachea, is about eight inches in length.
It is an abnormal contraction of the esophagus, like a muscle spasm, but in your esophagus. Your esophagus contracts by muscle contractions, so this may be a cause
the esophagus it a tube like food passage it takes food down into the stomach
epiglottis
peristalsis
The esophagus is referred to as your "food tube" so it is like cylinder.it is a tubular shape
Peristalsis is the term for the wavelike motions of the esophagus.
Peristalsis
the esophagus is like a gate (FROM SCHOOL #90)
the esophagus is like a gate (FROM SCHOOL #90)
The epiglottis.
Esophagus