Board Exam Questions and Correct
Answers (Verified Answers) Plus
Rationales 2026 Q&A | Instant
Download Pdf
Question 1
Which blood pressure reading meets the definition of hypertension in adults
according to current U.S. guidelines?
A. 118/76 mmHg
B. 126/78 mmHg
C. 132/84 mmHg
D. 110/70 mmHg
Correct Answer: C
Rationale: A blood pressure of 130/80 mmHg or higher is classified as
hypertension in adults. A reading of 132/84 mmHg meets this criterion.
Question 2
Which laboratory test is most commonly used to monitor long-term glucose
control in patients with diabetes?
A. Random blood glucose
B. Fasting insulin
C. Hemoglobin A1C
D. Serum ketones
Correct Answer: C
,Rationale: Hemoglobin A1C reflects average blood glucose over approximately
the previous 2–3 months and is the standard test for monitoring long-term
glycemic control.
Question 3
Which vaccine is recommended annually for most adults?
A. Hepatitis B
B. Influenza
C. MMR
D. Varicella
Correct Answer: B
Rationale: The influenza vaccine is recommended every year because influenza
viruses change frequently and immunity declines over time.
Question 4
Which heart sound is produced by closure of the mitral and tricuspid valves?
A. S1
B. S2
C. S3
D. S4
Correct Answer: A
Rationale: S1 ("lub") occurs when the mitral and tricuspid valves close, marking
the beginning of ventricular systole.
Question 5
Which medication class is considered first-line therapy for most patients with
uncomplicated hypertension?
,A. Antibiotics
B. Antihistamines
C. Thiazide diuretics
D. Antifungals
Correct Answer: C
Rationale: Thiazide diuretics are among the recommended first-line
antihypertensive medications for many adults with uncomplicated hypertension.
Question 6
Normal resting oxygen saturation for a healthy adult is generally:
A. 80%–84%
B. 85%–89%
C. 95%–100%
D. 90%–92%
Correct Answer: C
Rationale: Most healthy adults have an oxygen saturation between 95% and
100% at sea level.
Question 7
Which electrolyte is primarily responsible for cardiac muscle depolarization?
A. Calcium
B. Sodium
C. Magnesium
D. Chloride
Correct Answer: B
Rationale: Sodium plays the primary role in rapid depolarization of cardiac muscle
cells.
, Question 8
Which assessment technique should be performed first during an abdominal
examination?
A. Palpation
B. Percussion
C. Inspection
D. Deep palpation
Correct Answer: C
Rationale: The abdominal examination begins with inspection, followed by
auscultation, percussion, and palpation.
Question 9
Which cranial nerve is responsible for visual acuity?
A. CN II
B. CN III
C. CN V
D. CN VIII
Correct Answer: A
Rationale: The optic nerve (CN II) carries visual information from the retina.
Question 10
Which organism most commonly causes uncomplicated urinary tract infections?
A. Staphylococcus aureus
B. Escherichia coli
C. Streptococcus pneumoniae
D. Klebsiella pneumoniae
Correct Answer: B