Mr. Sprat is a 21-year-old patient who complains of nasal congestion. He admits to using recreational drugs. On examination, you have noted a septal perforation. Which recreational drug is commonly associated with nasal septum perforation?
heroin
ecstasy
cocaine
marijuana
The Correct Answer is C
A. Heroin use is generally associated with intravenous use and is less commonly linked to nasal septum perforation.
B. Ecstasy (MDMA) is primarily used in tablet form and is not typically associated with nasal use that would cause septal perforation.
C. Cocaine is frequently snorted, which can lead to irritation and damage to the nasal passages and septum, resulting in perforation.
D. Marijuana is usually smoked rather than snorted, and it is not commonly associated with nasal septum perforation.
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Correct Answer is C
Explanation
A. Response to verbal stimuli does not directly assess the function of cranial nerves III, IV, and VI.
B. Affect, feelings, or emotions are related to the assessment of other neurological functions and do not evaluate the ocular cranial nerves specifically.
C. Eye movements are the primary function of cranial nerves III (oculomotor), IV (trochlear), and VI (abducens), which control eye movement and provide essential information about their function.
D. Insight, judgment, and planning relate more to cognitive function and do not directly assess the function of the cranial nerves in question.
Correct Answer is C
Explanation
A. An audiometer is used to assess hearing ability and is not appropriate for examining the tympanic membrane.
B. An ophthalmoscope is used to examine the interior of the eye and cannot assess tympanic membrane mobility.
C. A pneumatic otoscope is specifically designed for examining the tympanic membrane and allows for assessment of its mobility by using air pressure.
D. A tuning fork is used to evaluate hearing and vibration sense, not tympanic membrane mobility.