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Test your veterinary knowledge with our monthly Brain Teaser!

Can you solve this puzzle?

December 29, 2020

By Phil Zeltzman, DVM, DACVS, CVJ, Fear Free Certified

Presentation

Bone lodged in the esophagus of a four-year-old boxer.

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Question 1: Which answer is correct?
	The esophagus heals poorly because of tangential vascularization.
	The esophagus readily separates into two layers.
	The esophagus heals very well, thanks to its close proximity to the heart.

Question 2: Which answer is wrong?
	Trazodone can cause esophageal strictures in dogs.
	Doxycycline can cause esophageal strictures in cats.
	Esophagitis can lead to esophageal stricture.

Question 3: Which layer of the esophagus is the holding layer?
	The mucosa.
	The serosa.
	The submucosa.