TEXAS NURSE PRACTITIONER
CERTIFICATION EXAM QUESTIONS WITH
ANSWERS AND RATIONALES
A nurse practitioner evaluates a patient with sudden unilateral
weakness and difficulty speaking. Which condition should be
suspected first?
A. Migraine
B. Ischemic stroke
C. Bell palsy
D. Hypoglycemia
Correct Answer: B. Ischemic stroke
Rationale: Sudden focal neurologic deficits such as unilateral
weakness and aphasia are classic warning signs of acute stroke
and require immediate evaluation.
Which finding is most characteristic of left-sided heart
failure?
A. Peripheral edema only
,B. Pulmonary crackles
C. Enlarged liver
D. Ascites
Correct Answer: B. Pulmonary crackles
Rationale: Left ventricular failure causes pulmonary
congestion, commonly producing crackles, dyspnea, and
orthopnea.
Which laboratory test is most specific for acute myocardial
injury?
A. BNP
B. CK
C. Troponin
D. LDH
Correct Answer: C. Troponin
Rationale: Cardiac troponins are highly sensitive and specific
markers of myocardial injury.
A patient with asthma has increasing wheezing and shortness
of breath. Which medication provides rapid bronchodilation?
A. Montelukast
,B. Albuterol
C. Fluticasone
D. Tiotropium
Correct Answer: B. Albuterol
Rationale: Albuterol is a short-acting beta-2 agonist that
rapidly relaxes bronchial smooth muscle.
Which finding is most consistent with bacterial pneumonia?
A. Dry cough with no fever
B. Productive cough and focal crackles
C. Bradycardia and hypothermia
D. Chronic night sweats only
Correct Answer: B. Productive cough and focal crackles
Rationale: Bacterial pneumonia commonly produces fever,
productive cough, localized crackles, and focal infiltrates on
imaging.
Which vaccine is generally recommended annually for most
adults?
A. Influenza vaccine
B. Hepatitis A vaccine
, C. MMR vaccine
D. Varicella vaccine
Correct Answer: A. Influenza vaccine
Rationale: Seasonal influenza vaccination is recommended
annually because circulating strains and vaccine formulations
change.
A patient with type 1 diabetes has polyuria, abdominal pain,
vomiting, and rapid respirations. Which condition is most
likely?
A. Hyperosmolar hyperglycemic state
B. Diabetic ketoacidosis
C. Hypoglycemia
D. Metabolic syndrome
Correct Answer: B. Diabetic ketoacidosis
Rationale: Diabetic ketoacidosis commonly causes
hyperglycemia, ketosis, metabolic acidosis, dehydration,
abdominal symptoms, and compensatory rapid respirations.
Which electrolyte abnormality is particularly associated with
cardiac dysrhythmias?
A. Potassium abnormality
CERTIFICATION EXAM QUESTIONS WITH
ANSWERS AND RATIONALES
A nurse practitioner evaluates a patient with sudden unilateral
weakness and difficulty speaking. Which condition should be
suspected first?
A. Migraine
B. Ischemic stroke
C. Bell palsy
D. Hypoglycemia
Correct Answer: B. Ischemic stroke
Rationale: Sudden focal neurologic deficits such as unilateral
weakness and aphasia are classic warning signs of acute stroke
and require immediate evaluation.
Which finding is most characteristic of left-sided heart
failure?
A. Peripheral edema only
,B. Pulmonary crackles
C. Enlarged liver
D. Ascites
Correct Answer: B. Pulmonary crackles
Rationale: Left ventricular failure causes pulmonary
congestion, commonly producing crackles, dyspnea, and
orthopnea.
Which laboratory test is most specific for acute myocardial
injury?
A. BNP
B. CK
C. Troponin
D. LDH
Correct Answer: C. Troponin
Rationale: Cardiac troponins are highly sensitive and specific
markers of myocardial injury.
A patient with asthma has increasing wheezing and shortness
of breath. Which medication provides rapid bronchodilation?
A. Montelukast
,B. Albuterol
C. Fluticasone
D. Tiotropium
Correct Answer: B. Albuterol
Rationale: Albuterol is a short-acting beta-2 agonist that
rapidly relaxes bronchial smooth muscle.
Which finding is most consistent with bacterial pneumonia?
A. Dry cough with no fever
B. Productive cough and focal crackles
C. Bradycardia and hypothermia
D. Chronic night sweats only
Correct Answer: B. Productive cough and focal crackles
Rationale: Bacterial pneumonia commonly produces fever,
productive cough, localized crackles, and focal infiltrates on
imaging.
Which vaccine is generally recommended annually for most
adults?
A. Influenza vaccine
B. Hepatitis A vaccine
, C. MMR vaccine
D. Varicella vaccine
Correct Answer: A. Influenza vaccine
Rationale: Seasonal influenza vaccination is recommended
annually because circulating strains and vaccine formulations
change.
A patient with type 1 diabetes has polyuria, abdominal pain,
vomiting, and rapid respirations. Which condition is most
likely?
A. Hyperosmolar hyperglycemic state
B. Diabetic ketoacidosis
C. Hypoglycemia
D. Metabolic syndrome
Correct Answer: B. Diabetic ketoacidosis
Rationale: Diabetic ketoacidosis commonly causes
hyperglycemia, ketosis, metabolic acidosis, dehydration,
abdominal symptoms, and compensatory rapid respirations.
Which electrolyte abnormality is particularly associated with
cardiac dysrhythmias?
A. Potassium abnormality
