PN 4006 FINAL Exam Test Bank 2 Newest 2026-

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PN 4006 FINAL Exam Test Bank 2 Newest 2026- 2027 Actual Exam With Complete Questions And Correct Detailed Answers (Verified Answers) |Already Graded A+

A patient's abdominal surgical wound has dehisced. What is the priority nursing action?

• Apply a dry sterile dressing
• Apply a moist sterile dressing
• Notify the physician and leave the wound uncovered
• Pack the wound with dry gauze - ANSWER-Apply a moist sterile

dressing

Which of the following statements about the SA node is correct?

• It controls voluntary contractions of the heart
• It is responsible for blood circulation
• It is known as the pacemaker of the heart
• It prevents electrical impulses from reaching the ventricles -

ANSWER-The sinoatrial (SA) node is called the pacemaker of the heart because it initiates electrical impulses for heartbeats.

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A patient's ECG shows an abnormal result. What should the nurse do first?

• Call the physician immediately
• Administer oxygen
• Assess the patient
• Prepare for defibrillation - ANSWER-Assess the patient

A patient taking furosemide (Lasix) for heart failure has 3+ edema in the lower extremities. What should the nurse assess to evaluate medication effectiveness?

• Skin turgor
• Daily weight
• Edema levels
• Capillary refill - ANSWER-Edema levels

Which vitamin is essential for calcium absorption?

• Vitamin A
• Vitamin C
• Vitamin D
• Vitamin K - ANSWER-Vitamin D
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Which diagnostic test is most appropriate for evaluating muscle weakness and detecting neuromuscular disorders such as muscular dystrophy?

• Magnetic resonance imaging (MRI)
• Electromyography (EMG)
• Computed tomography (CT) scan
• Bone density scan - ANSWER-Electromyography (EMG)

A nurse is caring for a patient with a Hemovac drain. What is the correct method for ensuring proper function?

• Keep the Hemovac fully expanded
• Compress the Hemovac to a flat surface before closing the cap
• Flush the Hemovac with sterile saline before emptying
• Leave the cap open to allow air circulation - ANSWER-Compress the

Hemovac to a flat surface before closing the cap

A nurse is monitoring a patient after surgery. When is the patient at the highest risk for hemorrhage?

• 48 hours after surgery
• 24 hours after surgery
• 72 hours after surgery
• 7 days after surgery - ANSWER-24 hours after surgery
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A nurse is educating a patient on wound care with Steri-Strips. Which statement by the patient indicates a need for further teaching?

• "I should let the Steri-Strips fall off naturally."
• "I should apply moisture to the wound to help it heal."
• "I should avoid pulling the Steri-Strips off prematurely."
• "I should keep the wound clean and dry unless instructed otherwise."
• ANSWER-"I should apply moisture to the wound to help it heal."

Steri-Strips should be kept dry unless directed otherwise. Excessive moisture can cause them to loosen prematurely, affecting wound healing.

A patient with severe diarrhea is at risk for which of the following complications?

• Hyperkalemia and hypernatremia
• Electrolyte and fluid loss
• Increased blood glucose levels
• Metabolic alkalosis - ANSWER-Electrolyte and fluid loss

particularly potassium (hypokalemia) and bicarbonate, increasing the risk of metabolic acidosis.

When collecting a stool sample for a fecal occult blood test, how much stool should be collected?

• 1 cm
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