Oesophagus - Anatomy & Physiology - Flashcards

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Oesophagus Flashcards

Question	Answer	Article
By what process does food move down the oesophagus?	Peristalsis	Link to Answer Article
How does the oesophagus pass from the thorax into the abdomen?	Through the oesophageal hiatus of the diaphragm	Link to Answer Article
What is the innervation of the oesophagus?	Right and Left Vagus nerves (CN X) Recurrent laryngeal nerves	Link to Answer Article
Thickening of which muscle layer forms a sphincter near the gastric juntion?	Inner circular layer of Tunica Muscularis	Link to Answer Article
What are the proportions of striated muscle in the oesophagus in the following species?	In the dog: 100% In the cat: 80% (rostral) In the horse: 65% (rostral) In the pig: 33% (rostral)	Link to Answer Article