The cardiac sphincter.
Esophagus
The esophagus is the muscular tube connecting the mouth and the stomach.
From the mouth to the stomach is the esophagus.
No, that's the stomach. The esophagus is a hollow tube with muscular walls.
the stomach
The esophagus is a muscular tube that connects the throat, or pharynx, to the stomach. It carries food from the mouth to the stomach
That is the esophagus
That is the esophagus
The pharynx is connected to the stomach by the esophagus. The esophagus is a muscular tube in which food passes from the pharynx to the stomach (Here's a fact: The esophagus is usually about 25-30cm long).
esophagus
The lower esophageal sphincter is the structure the keeps acid and stomach contents from spurting up the esophagus as the stomach undergoes muscular contractions. This structure is also referred to as the cardiac sphincter.
The valve between the esophagus and the stomach is called the lower esophageal sphincter.