Final Exam: MN 551/ MN551 (New 2024/
2025 Update) Questions and Verified
Answers| 100% Correct| A Grade
QUESTION
Which of the following
... [Show More] questions is most likely to be clinically useful in the differential
diagnosis of sensorineural versus conductive hearing loss?
Question options:
"Do you ever hear a persistent ringing in your ears?"
"Has your hearing loss developed quickly or more slowly?"
"What effect is this hearing loss having on your quality of life?"
"What medications do you currently take?"
Answer:
"What medications do you currently take?"
QUESTION
A stroke affecting which of the following areas of the brain would be most likely to leave an
individual's vestibular system intact and posture and balance maintained?
Question options:
The limbic system of the cerebrum
The temporal and parietal cortex
The thalamus
The brain stem
Answer:
The limbic system of the cerebrum
QUESTION
A 46-year-old male has presented to the emergency department because of the eye pain, severe
headache, and blurred vision that have followed an eye exam at an optometrist's office earlier in
the day. The patient tells the triage nurse that he received eyedrops during the exam "to keep my
pupils wide open." What differential diagnosis will the care team first suspect?
Question options:
Angle-closure glaucoma
Corneal trauma
Keratitis
Infectious conjunctivitis
Answer:
Angle-closure glaucoma
QUESTION
A 60-year-old man has long managed his type 1 diabetes effectively with a combination of
vigilant blood sugar monitoring, subcutaneous insulin administration, and conscientious eating
habits. This morning, however, his wife has noted that he appears pale and clammy and to be in a
stupor, though he is responsive. She suspects that he has made an error in his insulin
administration and that he is experiencing a hypoglycemic episode. Which of the following
actions should be the wife's first choice?
Careful monitoring for level of consciousness and resolution of hypoglycemia
IV infusion of 50% dextrose and water solution
Administration of subcutaneous glucagon
Administration of 15 to 20 g of glucose in a concentrated carbohydrate source
Answer:
Administration of 15 to 20 g of glucose in a concentrated carbohydrate source
QUESTION
A 29-year-old woman has been diagnosed with otosclerosis after several years of progressive
hearing loss. What pathophysiologic process has characterized her diagnosis?
Her tympanic cavity is becoming filled with bone due to inappropriate osteogenesis.
Her temporal bone is experiencing unusually rapid resorption.
Her incus, malleus, and stapes have become disconnected from her normal neural pathways. [Show Less]