LPN Final Exam Comprehensive Study Quiz (2026 Update)
1. A nurse is caring for a patient who refuses to take their prescribed
medication. Which ethical principle is the patient exercising?
A. Beneficence
B. Non-maleficence
C. Justice
D. Autonomy
Answer: D
Rationale: Autonomy refers to the right of the patient to make their own decisions
regarding their healthcare, including refusing treatment.
2. Which part of the brain is primarily responsible for regulating body
temperature and thirst?
A. Hypothalamus
B. Medulla Oblongata
C. Cerebellum
D. Thalamus
Answer: A
Rationale: The hypothalamus acts as the body’s thermostat and regulates various
homeostatic functions, including hunger and thirst.
,3. When donning Personal Protective Equipment (PPE), which item should be
put on last?
A. Goggles
B. Gloves
C. Mask
D. Gown
Answer: B
Rationale: According to standard CDC guidelines, the correct donning sequence is Gown,
Mask, Goggles, then Gloves.
4. A Licensed Practical Nurse (LPN) is performing a wound dressing change.
Which observation indicates a possible infection?
A. Purulent drainage with a foul odor
B. Beefy red granulation tissue
C. Serosanguinous drainage
D. Approximate wound edges
Answer: A
Rationale: Purulent (pus-like) drainage and foul odor are classic signs of a localized
infection.
5. In the cardiovascular system, which vessel carries oxygenated blood from the
lungs to the heart?
A. Pulmonary Artery
B. Pulmonary Vein
C. Aorta
D. Superior Vena Cava
Answer: B
Rationale: While most veins carry deoxygenated blood, the pulmonary vein carries
oxygenated blood from the lungs back to the left atrium.
, 6. What is the primary function of the large intestine?
A. Protein digestion
B. Absorption of water and electrolytes
C. Bile production
D. Absorption of most nutrients
Answer: B
Rationale: The large intestine is primarily responsible for the reabsorption of water and
the formation of feces; the small intestine absorbs most nutrients.
7. Which type of immunity is acquired when a person receives a vaccine?
A. Natural Passive Immunity
B. Artificial Passive Immunity
C. Artificial Active Immunity
D. Natural Active Immunity
Answer: C
Rationale: Vaccines provide artificial active immunity by stimulating the body to produce
its own antibodies without causing the full disease.
8. Under the HIPAA Privacy Rule, which of the following is a violation of patient
confidentiality?
A. Discussing a patient’s case with the attending physician
B. Sharing a patient’s diagnosis with their neighbor who asks
C. Logging off a computer terminal after documenting
D. Handing a lab report directly to the patient’s nurse
Answer: B
Rationale: Sharing health information with unauthorized individuals, including friends or
neighbors, is a direct violation of HIPAA.
1. A nurse is caring for a patient who refuses to take their prescribed
medication. Which ethical principle is the patient exercising?
A. Beneficence
B. Non-maleficence
C. Justice
D. Autonomy
Answer: D
Rationale: Autonomy refers to the right of the patient to make their own decisions
regarding their healthcare, including refusing treatment.
2. Which part of the brain is primarily responsible for regulating body
temperature and thirst?
A. Hypothalamus
B. Medulla Oblongata
C. Cerebellum
D. Thalamus
Answer: A
Rationale: The hypothalamus acts as the body’s thermostat and regulates various
homeostatic functions, including hunger and thirst.
,3. When donning Personal Protective Equipment (PPE), which item should be
put on last?
A. Goggles
B. Gloves
C. Mask
D. Gown
Answer: B
Rationale: According to standard CDC guidelines, the correct donning sequence is Gown,
Mask, Goggles, then Gloves.
4. A Licensed Practical Nurse (LPN) is performing a wound dressing change.
Which observation indicates a possible infection?
A. Purulent drainage with a foul odor
B. Beefy red granulation tissue
C. Serosanguinous drainage
D. Approximate wound edges
Answer: A
Rationale: Purulent (pus-like) drainage and foul odor are classic signs of a localized
infection.
5. In the cardiovascular system, which vessel carries oxygenated blood from the
lungs to the heart?
A. Pulmonary Artery
B. Pulmonary Vein
C. Aorta
D. Superior Vena Cava
Answer: B
Rationale: While most veins carry deoxygenated blood, the pulmonary vein carries
oxygenated blood from the lungs back to the left atrium.
, 6. What is the primary function of the large intestine?
A. Protein digestion
B. Absorption of water and electrolytes
C. Bile production
D. Absorption of most nutrients
Answer: B
Rationale: The large intestine is primarily responsible for the reabsorption of water and
the formation of feces; the small intestine absorbs most nutrients.
7. Which type of immunity is acquired when a person receives a vaccine?
A. Natural Passive Immunity
B. Artificial Passive Immunity
C. Artificial Active Immunity
D. Natural Active Immunity
Answer: C
Rationale: Vaccines provide artificial active immunity by stimulating the body to produce
its own antibodies without causing the full disease.
8. Under the HIPAA Privacy Rule, which of the following is a violation of patient
confidentiality?
A. Discussing a patient’s case with the attending physician
B. Sharing a patient’s diagnosis with their neighbor who asks
C. Logging off a computer terminal after documenting
D. Handing a lab report directly to the patient’s nurse
Answer: B
Rationale: Sharing health information with unauthorized individuals, including friends or
neighbors, is a direct violation of HIPAA.
