LPN Licensed Practical Nurse-RN 2

Question 1

An LPN is caring for a patient with a nasogastric tube for enteral feeding. Before administering the feeding, the nurse should first:

Accepted Answer

Verify tube placement by checking gastric aspirate pH

Answer

Checking gastric aspirate pH (less than 5) confirms NG tube placement in the stomach before feeding.

Question 2

A patient is prescribed potassium chloride 40 mEq IV. The LPN should:

Accepted Answer

Refuse to administer and notify the charge nurse

Answer

LPNs are not authorized to administer IV potassium chloride; this requires an RN due to the risk of fatal cardiac arrhythmias.

Question 3

Which finding in a patient receiving heparin therapy requires IMMEDIATE reporting to the RN?

Accepted Answer

New-onset petechiae and oozing from IV site

Answer

Petechiae and bleeding from IV sites indicate possible heparin-induced thrombocytopenia (HIT) or overdose requiring immediate intervention.

Question 4

An LPN is performing a sterile dressing change. The nurse accidentally touches the sterile field with an ungloved hand. The correct action is to:

Accepted Answer

Discard the sterile field and start over with new supplies

Answer

Once a sterile field is contaminated, it must be discarded and a new sterile setup established to prevent infection.

Question 5

A patient with Type 1 diabetes reports shakiness, diaphoresis, and confusion. The LPN checks the blood glucose and gets a reading of 48 mg/dL. The patient is conscious and able to swallow. The first intervention is:

Accepted Answer

Give 15-20 grams of fast-acting carbohydrates orally

Answer

The 15-15 rule: give 15 g of fast-acting carbohydrates orally to a conscious hypoglycemic patient, then recheck glucose in 15 minutes.

LPN - Licensed Practical Nurse Practice Test

LPN - Licensed Practical Nurse Practice Test

LPN Licensed Practical Nurse-RN 2