LPN Physiological Adaptation 2

Question 1

A patient with chronic kidney disease has a serum potassium of 6.2 mEq/L. Which ECG change should the LPN anticipate?

Accepted Answer

Peaked T waves

Answer

Prolonged PR interval only

Answer

ST elevation

Answer

Widened QRS only

Question 2

A patient develops sudden-onset wheezing, urticaria, and hypotension after receiving IV penicillin. The priority intervention is to administer:

Accepted Answer

Epinephrine 1:1000 IM

Answer

Diphenhydramine IV

Answer

Methylprednisolone IV

Answer

Albuterol nebulizer

Question 3

Which assessment finding in a patient with liver cirrhosis indicates hepatic encephalopathy?

Accepted Answer

Asterixis (flapping tremor)

Answer

Ascites

Answer

Spider angiomata

Answer

Gynecomastia

Question 4

A patient with COPD is receiving oxygen therapy. The LPN should maintain SpO2 at which target range to avoid suppressing hypoxic drive?

Accepted Answer

88–92%

Answer

95–100%

Answer

80–85%

Answer

93–95%

Question 5

A post-operative patient reports sudden pleuritic chest pain and shortness of breath. The LPN notes tachycardia and decreased breath sounds on the right. These findings most suggest:

Accepted Answer

Pulmonary embolism

Answer

Pneumonia

Answer

Pleural effusion

Answer

Atelectasis

Question 6

A patient with syndrome of inappropriate antidiuretic hormone (SIADH) will most likely exhibit which lab finding?

Accepted Answer

Serum sodium 118 mEq/L

Answer

Serum sodium 148 mEq/L

Answer

Urine specific gravity 1.001

Answer

Serum potassium 6.0 mEq/L

Question 7

Which intervention is most important when caring for a patient in thyroid storm?

Accepted Answer

Apply cooling blankets and administer propylthiouracil (PTU)

Answer

Administer levothyroxine as ordered

Answer

Provide a warm environment and increase fluid restriction

Answer

Encourage ambulation to reduce metabolic rate