LPN - Certified Practical Nurse Pharmacological Therapies Questions and Answers

Question 1

A patient is prescribed warfarin, an oral anticoagulant. Which of the following statements by the patient indicates a need for further teaching by the LPN?

Accepted Answer

"I will start taking ibuprofen for my occasional headaches."

Answer

"I should use a soft-bristle toothbrush to clean my teeth."

Answer

"I need to have my blood tested regularly to check my INR levels."

Answer

"I will report any unusual bleeding or bruising to my doctor immediately."

Question 2

An LPN is preparing to administer a subcutaneous injection of heparin. Which of the following actions is appropriate for this procedure?

Accepted Answer

Administering the injection in the abdomen, at least 2 inches away from the umbilicus.

Answer

Aspirating for blood return before injecting the medication.

Answer

Massaging the injection site vigorously after administration.

Answer

Using a 1-inch needle at a 45-degree angle for an average-sized adult.

Question 3

A patient with type 2 diabetes is prescribed metformin. What is the primary mechanism of action for this medication?

Accepted Answer

It increases the cellular uptake and use of glucose.

Answer

It stimulates the pancreas to release more insulin.

Answer

It slows down the digestion and absorption of carbohydrates in the intestine.

Answer

It promotes the excretion of glucose through the kidneys.

Question 4

An LPN is caring for a client who is receiving a dose of furosemide (Lasix). The LPN should monitor the client for which of the following potential adverse effects?

Accepted Answer

Hypokalemia

Answer

Hyperkalemia

Answer

Hypertension

Answer

Hyperglycemia

Question 5

When administering an oral medication to an elderly patient with dysphagia, which of the following is the most important initial action for the LPN to take?

Accepted Answer

Check the facility's policy and consult with the pharmacist about crushing the medication.

Answer

Crush the tablet and mix it with a large amount of water.

Answer

Administer the medication in its original form and encourage the patient to swallow.

Answer

Dissolve the medication in the patient's favorite juice.

Question 6

Which of the following describes the process of pharmacokinetics in the body?

Accepted Answer

The movement of a drug through the body, including absorption, distribution, metabolism, and excretion.

Answer

The study of how a drug affects the body and its mechanism of action.

Answer

The process of a drug binding to a receptor to produce a therapeutic effect.

Answer

The chemical alteration of a drug by the body's enzymes.