A 34-Year-Old Man Is Evaluated in the Clinic Due to Persistent

question 19

Multiple Choice

A 34-year-old man is evaluated in the clinic due to persistent buzzing in his right ear for the past 6 months.  The patient also has decreased hearing on the right side.  He has had no fever, ear pain, runny nose, sore throat, or cough.  The patient does not use cotton swabs and has not been exposed to loud noise.  He tried using over-the-counter oral pseudoephedrine with no improvement in his symptoms.  On physical examination, there is no sinus tenderness, and mucous membranes are moist without erythema or exudate.  Otoscopic examination reveals normal-appearing external auditory canals bilaterally with pinkish-grey tympanic membranes.  MRI of the brain reveals an intracranial tumor.  This patient's lesion has most likely arisen from which of the following structures?

• A)A
• B)B
• C)C
• D)D
• E)E
• F)F

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Definitions:

Television Image

A visual representation produced on a screen by a television system.

Visual Images

Representations of objects or scenes that are perceived with the eyes or created in the mind.

Achromatic Color

Colors without hue, including black, white, and all shades of gray, referring to colors that do not contain a chromatic component.

Blue

A primary color in the visible spectrum, associated with feelings of calmness or sadness in various contexts.