For 10 points, name this organ which connects the pharynx to the stomach, through which food passes.
This organ's namesake eosinophilic disease is treated primarily by a glucocorticoid called fluticasone propionate. It's not the skin, but dysmotility of this organ is partly responsible for CREST syndrome. A barium x-ray can be used to diagnose a stricture of this organ, one cause of which is due to ingesting lye. Metaplasia of stratified squamous epithelium to goblet cells in this organ is called Barrett's syndrome. If this organ's lower sphincter does not close properly, acid reflux may occur, and it moves boluses using muscle contractions in the process of peristalsis. For 10 points, name this organ which connects the pharynx to the stomach, through which food passes.
This organ's namesake eosinophilic disease is treated primarily by a glucocorticoid called fluticasone propionate.
esophagus