Esophagus - Wikipedia
网页The esophagus is a fibromuscular tube, about 25 cm (10 in) long in adults, that travels behind the trachea and heart, passes through the diaphragm, and empties into the uppermost region of the stomach. During swallowing, the epiglottis tilts backwards to prevent food from going down the larynx and lungs.
Esophagus: Anatomy, Function & Conditions - Cleveland Clinic
网页2021年8月4日 · Overview. Your esophagus – located behind your trachea – passes food and liquid from your pharynx to your stomach. What is the esophagus? The esophagus is the hollow, muscular tube that passes food and liquid from your throat to your stomach. It functions as part of your digestive system. Advertisement.
Esophagitis - Symptoms and causes - Mayo Clinic
网页2022年11月29日 · The esophagus is the muscular tube that delivers food from your mouth to your stomach. Esophagitis can cause painful, difficult swallowing and chest pain. Many different things can cause esophagitis. Some common causes include stomach acids backing up into the esophagus, infection, oral medicines and allergies.
Esophagus Function, Pictures & Anatomy | Body Maps - Healthline
网页2018年1月20日 · The esophagus is a hollow muscular tube that transports saliva, liquids, and foods from the mouth to the stomach. When the patient is upright, the esophagus is usually between 25 to 30...
Esophagus | Structure, Function & Muscles | Britannica
网页3 天之前 · esophagus, relatively straight muscular tube through which food passes from the pharynx to the stomach. The esophagus can contract or expand to allow for the passage of food. Anatomically, it lies behind the trachea and heart and in front of the spinal column; it passes through the muscular diaphragm before entering the stomach.
Overview of the Esophagus - Overview of the Esophagus
网页The esophagus is the hollow tube that leads from the throat (pharynx) to the stomach. Food does not just fall through the esophagus into the stomach. The walls of the esophagus propel food to the stomach by rhythmic waves of muscular contractions called peristalsis. How the Esophagus Works.
Quick Facts:Esophagus - Merck Manual Consumer Version
网页The esophagus is part of your digestive tract. It is the "food pipe" that connects your throat and your stomach. Food and liquids don't just slide down your esophagus by gravity. Your esophagus is lined with muscles that push food and liquids down.
Physiology, Esophagus - StatPearls - NCBI Bookshelf
网页2023年5月1日 · The esophagus is a muscular channel that carries food from the pharynx to the stomach. It starts with the upper esophageal sphincter, formed in part by the cricopharyngeus muscle, and ends with the lower esophageal sphincter, surrounded by the crural diaphragm. When food enters the mouth, it mixes with saliva.
Human digestive system - Esophagus, Stomach, Intestines
网页2024年9月14日 · The esophagus, which passes food from the pharynx to the stomach, is about 25 cm (10 inches) in length; the width varies from 1.5 to 2 cm (about 1 inch). The esophagus lies behind the trachea and heart and in front of the spinal column; it passes through the diaphragm before entering the stomach. The esophagus contains four layers—the mucosa ...
Anatomy and physiology of the esophageal body
网页2012年5月1日 · The primary role of the esophagus is to propel swallowed food or fluid into the stomach and to prevent or clear gastroesophageal reflux. This function is achieved by an organized pattern that involves a sensory pathway, neural reflexes, and a motor response that includes esophageal tone, peristalsis, and shortening.