Question 1

High-frequency ventilation improves pulmonary air leaks by:

Options :

A : Decreasing the pressure differential between the airway and the intrapleural space

B : Decreasing minute ventilation

C : Increasing the mean airway pressure

D : Increasing the pressure differential between the airway and the intrapleural space

Answer: A

Question 2

Which therapy is expected in the management of persistent pulmonary hypertension of the newborn (PPHN)?

Options :

A : PAOP monitoring and dobutamine

B : O# therapy and RBC transfusion

C : PAOP monitoring and sodium nitroprusside

D : O# therapy and alkalinization

Answer: D

Question 3

Following placement of a central venous catheter, a mechanically ventilated child develops acute tachycardia, hypotension, and arterial desaturation. A nurse should evaluate the need for:

Options :

A : Administration of a sedative

B : Insertion of a chest tube

C : An increase in the ventilator rate

D : An IV fluid bolus

Answer: B

Question 4

A patient is postoperative day 1 from a laparotomy for appendicitis. Which intervention best prevents surgical wound infection?

Options :

A : Apply a dressing with plastic tape over the wound, encourage handwashing, and offer a high-calorie diet

B : Shower twice daily, apply betadine to the skin around the wound, and maintain NPO status

C : Encourage nutritional support as early as possible, bathe daily with pH-balanced cleanser, and encourage mobility

D : Cleanse the wound with antibacterial soap and water, maintain NPO status, and encourage mobility

Answer: C

Question 5

What is the best method to ensure parents of a child with a new tracheostomy are adequately prepared for home care?

Options :

A : Provide the parents a video to watch and include them in ADL care

B : Demonstrate tracheostomy care daily and address the parent’s concerns and questions thoroughly

C : Give the parents written instructions and answer their questions

D : Use the parents' preferred method of learning and evaluate as they perform care

Answer: D