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NR601 Comprehensive Midterm Practice Exam
Questions, Answers, and Rationales
Question 1
An 82-year-old woman presents after experiencing two falls
within the last month. Which factor is the greatest contributor to
recurrent falls?
A. Hyperlipidemia
B. Polypharmacy
C. Mild cataracts
D. Seasonal allergies
Answer: B. Polypharmacy
Rationale:
Older adults taking multiple medications (typically ≥5) have an
increased risk of falls due to adverse drug effects, drug
interactions, orthostatic hypotension, dizziness, and impaired
cognition. Medications such as benzodiazepines, opioids,
,antihypertensives, antidepressants, and anticholinergics are
particularly associated with fall risk.
Question 2
Which screening tool is recommended for rapid assessment of
cognitive impairment in primary care?
A. PHQ-9
B. Mini-Cog
C. GAD-7
D. Morse Fall Scale
Answer: B. Mini-Cog
Rationale:
The Mini-Cog combines a three-word recall test with a clock-
drawing task. It requires approximately 3 minutes to administer
and has good sensitivity and specificity for identifying cognitive
impairment. PHQ-9 screens for depression, GAD-7 screens for
anxiety, and the Morse Fall Scale evaluates fall risk.
Question 3
A 67-year-old patient with type 2 diabetes has an A1C of 9.2%
despite taking metformin. According to current evidence-based
guidelines, the best next step is:
A. Continue metformin only
, B. Add a second antihyperglycemic medication
C. Stop metformin
D. Repeat A1C in one year
Answer: B. Add a second antihyperglycemic medication
Rationale:
An A1C greater than the individualized target (commonly <7%
for many adults, though individualized based on age,
comorbidities, and functional status) indicates that treatment
should be intensified. Options include GLP-1 receptor agonists,
SGLT2 inhibitors, DPP-4 inhibitors, basal insulin, or other agents
depending on cardiovascular disease, kidney disease, weight,
hypoglycemia risk, and patient preferences.
Question 4
Which medication class has demonstrated cardiovascular benefit
in patients with type 2 diabetes and established atherosclerotic
cardiovascular disease?
A. Sulfonylureas
B. Thiazolidinediones
C. GLP-1 receptor agonists
D. Alpha-glucosidase inhibitors
Answer: C. GLP-1 receptor agonists