Real Medical Tests CEN practice exam questions for easy pass!
Last Updated: Jun 04, 2026
No. of Questions: 195 Questions & Answers with Testing Engine
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1. Your patient is receiving lithium carbonate (Lithobid). She reports to you that she is having loose, watery
stools and difficulty walking. What do you suspect the patient's lithium level will be?
A) 0.7 mEq/L
B) 1.8 mEq/L
C) 1.3 mEq/L
D) 1 mEq/L
2. You are caring for a patient in hypovalemic shock who will require plasma expansion. What do you
suspect the physician will order?
A) Albumin
B) Platelets
C) Packed red blood cells
D) Cryoprecipitate
3. What is the primary action of aminophylline (theophylline) when given for acute bronchitis?
A) Suppress the cough.
B) Prevent infection.
C) Relax the smooth muscles of the bronchial airway.
D) Promote expectoration.
4. You are preparing to give potassium chloride 30 mEq in 1000 ml of normal saline over 10 hours. The
medication label reads 40 mEq per 20 mL. How many milliliters of potassium chloride do you need to
administer the correct dose?
A) 10 mL
B) 50 mL
C) 20 mL
D) 15 mL
5. You are reviewing an arterial blood gas for a patient. Which result would lead you to believe this patient
has respiratory acidosis?
A) pH of 7.30
B) HCO3 of 20 mEq/L
C) PCO2 of 32 mm Hg
D) pH of 7.48
Solutions:
| Question # 1 Answer: B | Question # 2 Answer: A | Question # 3 Answer: C | Question # 4 Answer: D | Question # 5 Answer: A |
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