| Front | Esophagus |
|---|---|
| Back | Structure: Collapsed (flattened) but expandable tube of smooth muscle that enters the thoracic cavity from above through the thoracic inlet and exits through the esophogeal hiatus of the diaphragm. a) anterior to thoracic vertebral bodies and intervertebral discs b) posterior to trachea in superior mediastinum and to left atrium in posterior mediastinum Function: tube for food to move from mouth to stomach |
Tags: thoracic, cavity
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