Which of these structures is directly posterior to the mouth?
A) oropharynx
B) nasopharynx
C) trachea
D) laryngopharynx
A
Explanation: A) Correct!
B) The nasopharynx is posterior to the nasal cavity.
C) The trachea is not posterior to the mouth.
D) The laryngopharynx is not posterior to the mouth.
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