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Question
Which structures are contained in the mediastinum?I. Trachea
II. Great vessels
III. Portions of the esophagus
IV. Pituitary gland
a. I, II, and III only
b. I, II, III, and IV
c. I and II only
d. I, II, and IV only
Answer
This answer is hidden. It contains 325 characters.
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