Hypertension Practice Questions and Answers with
rationals 2026 (80Q&A)
Section 1: Epidemiology, Diagnosis, and Staging (Questions 1-15)
Question 1
At what age should a healthy adult have their first blood pressure
screening?
A. 18 years
B. 21 years
C. 30 years
D. 40 years
Answer: A. 18 years
Rationale: A healthy adult should get a first blood pressure check at age
18. If blood pressure is normal at that time, and the patient does not have
diabetes or other risk factors, screening should occur every year. More
frequent screening is indicated for those with elevated risk or specific
comorbidities .
Question 2
According to the American College of Cardiology/American Heart
Association guidelines, which of the following blood pressure readings
defines Stage 1 hypertension?
A. 118/78 mmHg
B. 122/82 mmHg
C. 128/78 mmHg
D. 135/85 mmHg
Answer: D. 135/85 mmHg
Rationale: Stage 1 high blood pressure is defined as a systolic reading
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of 130 to 139 mmHg or a diastolic reading of 80 to 89 mmHg.
Therefore, a reading of 135/85 mmHg falls into this category. Normal
blood pressure is less than 120/80 mmHg, and elevated blood pressure is
systolic of 120-129 and diastolic less than 80 .
Question 3
A 60-year-old male has an average blood pressure reading of 142/92
mmHg on three separate occasions. How is his hypertension classified?
A. Elevated
B. Stage 1
C. Stage 2
D. Hypertensive Crisis
Answer: C. Stage 2
Rationale: Stage 2 high blood pressure is defined as a systolic reading
of 140 mmHg or higher or a diastolic reading of 90 mmHg or higher.
This patient meets both criteria with a systolic of 142 and diastolic of 92,
confirming Stage 2 hypertension .
Question 4
Which of the following statements regarding blood pressure readings is
true?
A. Blood pressure remains constant throughout the day
B. Blood pressure readings are not affected by stress or activity
C. Blood pressure can change when you are dehydrated, nervous, or
asleep
D. Systolic blood pressure typically decreases with age
Answer: C. Blood pressure can change when you are dehydrated,
nervous, or asleep
Rationale: Blood pressure readings are dynamic and measure the force
of blood pushing against artery walls as the heart pumps. They fluctuate
based on hydration status, emotional state (nervousness), sleep cycles,
activity level, and age. Systolic pressure typically rises, not falls, with
age .
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Question 5
What is the most common symptom of high blood pressure?
A. Headache
B. Dizziness
C. Nosebleeds
D. No clear symptoms
Answer: D. No clear symptoms
Rationale: High blood pressure (hypertension) is frequently called the
"silent killer" because it often has no clear symptoms. Many individuals
remain asymptomatic for years while the condition causes progressive
damage to blood vessels and organs .
Question 6
What percentage of hypertension cases are classified as primary
(essential) hypertension?
A. Approximately 50%
B. Approximately 75%
C. Approximately 85%
D. Approximately 95%
Answer: D. Approximately 95%
Rationale: Primary or essential hypertension accounts for
approximately 95% of all hypertension cases. It has no known single
cause but is thought to be linked to multiple factors including genetics,
obesity, diet, and lack of exercise. Secondary causes are found in only
about 1% of mild hypertension cases and 5-10% of difficult-to-control
cases .
Question 7
A patient asks why their blood pressure reading varies between home
and the doctor's office. What phenomenon might explain higher readings
at the clinic?
A. Masked hypertension
B. White coat hypertension
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C. Secondary hypertension
D. Orthostatic hypotension
Answer: B. White coat hypertension
Rationale: White coat hypertension refers to elevated blood pressure
measurements in a clinical setting despite normal readings outside of the
office. This phenomenon is common and may require 24-hour
ambulatory monitoring to accurately diagnose and differentiate from
sustained hypertension requiring treatment .
Question 8
According to the JNC 7 recommendations, what is the goal blood
pressure for a patient with diabetes?
A. <140/90 mmHg
B. <130/80 mmHg
C. <120/80 mmHg
D. <135/85 mmHg
Answer: C. <120/80 mmHg
Rationale: Diabetes is considered the most important comorbidity in
hypertension management and requires optimal control. The
recommended goal for diabetic patients is systolic blood pressure less
than 120 mmHg and diastolic less than 80 mmHg to reduce
cardiovascular complications .
Question 9
A 55-year-old man is being screened for hypertension. How long should
he rest before his blood pressure is measured?
A. 1-2 minutes
B. 5-15 minutes
C. 20-30 minutes
D. No rest is needed
Answer: B. 5-15 minutes
Rationale: Proper blood pressure measurement technique requires that
the patient rests quietly for at least 5 minutes before the reading is taken.