The esophagus is a muscular tube that connects the throat (pharynx) to the stomach, facilitating the movement of swallowed food and liquids. It plays a crucial role in the initial stages of digestion.
5 Must Know Facts For Your Next Test
The esophagus contains an upper and lower esophageal sphincter that regulate the passage of food.
Peristalsis is the wave-like muscle contractions that move food down the esophagus.
Normal microbiota in the esophagus are limited compared to other parts of the digestive system due to its acidic environment.
Esophageal infections are less common but can occur, especially in immunocompromised individuals.
Common pathogens that can infect the esophagus include Candida albicans, Herpes simplex virus, and cytomegalovirus.