LPN Licensed Practical Nurse-PN 2

Question 1

A patient receiving IV potassium chloride develops pain and redness at the IV site. What is the priority nursing action?

Accepted Answer

Discontinue the IV and notify the physician

Answer

Slow the infusion rate

Answer

Apply a warm compress over the site

Answer

Elevate the extremity above heart level

Question 2

Which laboratory value should the LPN report immediately to the registered nurse for a patient on digoxin therapy?

Accepted Answer

Serum potassium of 2.9 mEq/L

Answer

Serum sodium of 138 mEq/L

Answer

Serum creatinine of 1.0 mg/dL

Answer

Blood glucose of 110 mg/dL

Question 3

An LPN is caring for a patient in Buck's traction. Which action is most important to prevent complications?

Accepted Answer

Assess neurovascular status of the affected limb every 4 hours

Answer

Keep the foot of the bed elevated

Answer

Remove the traction boot every shift for skin assessment

Answer

Encourage the patient to perform sit-ups in bed

Question 4

When performing oral suctioning on an unconscious patient, the LPN should position the patient in which way?

Accepted Answer

Semi-Fowler's with head turned to one side

Answer

Supine with neck hyperextended

Answer

Prone with pillow under chest

Answer

High-Fowler's with neck flexed forward

Question 5

A patient with a urinary catheter has output of 20 mL over 2 hours. After ruling out catheter obstruction, what is the LPN's next action?

Accepted Answer

Report the finding to the RN

Answer

Irrigate the catheter with normal saline

Answer

Increase the patient's oral fluid intake

Answer

Clamp the catheter for one hour

Question 6

Which technique should the LPN use when administering an intradermal injection for tuberculin skin testing?

Accepted Answer

Insert needle at 5-15 degree angle, bevel up, creating a wheal

Answer

Insert needle at 45-degree angle, aspirate before injecting

Answer

Insert needle at 90-degree angle into subcutaneous tissue

Answer

Insert needle at 30-degree angle, bevel down

Question 7

A patient with COPD has an oxygen saturation of 88% on room air. The physician orders oxygen at 1-2 L/min via nasal cannula. The patient asks why they can't have more oxygen. What is the best explanation?

Accepted Answer

Patients with COPD may rely on low oxygen levels to drive their breathing stimulus

Answer

More oxygen would be wasted since it isn't fully absorbed

Answer

Higher flow rates cause oxygen toxicity within minutes

Answer

Insurance only covers low-flow oxygen for COPD patients