lies posterior to the left atrium

[Solved] The oesophagus:

Q.	The oesophagus:
A.	contains smooth muscle in its upper third
B.	lies posterior to the left atrium
C.	is partly innervated by the phrenic nerve
D.	passes through the central tendon at the level of T10 vertebrae
E.	has no connective tissue attaching to the aorta
Answer» B. lies posterior to the left atrium

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