AS Associate Of Science In Nursing 3

Question 1

A patient is ordered metformin. Which laboratory value must the nurse assess before administration?

Accepted Answer

Serum creatinine

Answer

Metformin is contraindicated in significant renal impairment because reduced clearance raises the risk of lactic acidosis.

Question 2

Which of the following is a classic sign of increased intracranial pressure (ICP)?

Accepted Answer

Bradycardia, widened pulse pressure, and irregular respirations

Answer

Cushing's triad — bradycardia, widened pulse pressure, and irregular respirations — is a late sign of dangerously elevated ICP.

Question 3

A patient with a chest tube has continuous bubbling in the water-seal chamber. This finding most likely indicates:

Accepted Answer

An air leak in the system or pleural space

Answer

Continuous bubbling in the water-seal chamber suggests an air leak from the pleural space or a break in the drainage system.

Question 4

Which nursing action best prevents catheter-associated urinary tract infections (CAUTIs)?

Accepted Answer

Maintaining a closed drainage system and keeping the bag below bladder level

Answer

Maintaining a closed drainage system and dependent positioning prevents bacterial migration and is the primary CAUTI prevention strategy.

Question 5

A nurse is caring for a patient receiving a blood transfusion who develops fever, chills, and back pain 15 minutes after initiation. The priority action is:

Accepted Answer

Stop the transfusion and maintain IV access with normal saline

Answer

Signs of a hemolytic transfusion reaction require immediately stopping the transfusion while keeping the IV line patent with normal saline.

AS - Associate In Science Degrees Practice Test

AS - Associate In Science Degrees Practice Test

AS Associate Of Science In Nursing 3