A patient is a candidate for a xenograft valve. The nurse emphasizes that this type of valve does not require anticoagulant therapy, but will require which intervention?
a. Replacement in about 7 to 10 years
b. An exercise program to develop collateral circulation
c. Daily temperature checks to watch for signs of rejection
d. Frequent monitoring for pulmonary edema
Answer: b. An exercise program to develop collateral circulation
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A patient with chronic obstructive pulmonary disease has just been started on pressure-controlled ventilation with positive end-expiratory pressure (PEEP) of 18 cm H2O. The fraction of inspired oxygen is set to 50%
Which of the following is a sign of tension pneumothorax that the nurse should watch for? A) An abrupt decrease in peak inspiratory pressure B) Tracheal deviation from the midline C) Syncope D) Bradypnea
The mother of a staff nurse is critically ill and the nurse must miss several shifts of work. If the leadership style of the nursing manager is transactional, which approach to covering these shifts is most likely?
1. "I have made out a schedule of who will work to cover these shifts." 2. "I can work an extra shift tomorrow night. Who can cover tonight?" 3. "How can we work together to cover these shifts to help our coworker?" 4. "If you work overtime tonight I will authorize double your hourly pay rate."
The nutrient that provides the highest number of kcals per gram is
a. protein. b. alcohol. c. fat. d. carbohydrate.
A 19-year-old athlete is admitted to the emergency department in hypertensive crisis. It is determined that this patient has been "blood doping" to prepare for a championship game. How does the nurse explain this practice to the patient's parents?
1. "Having additional red blood cells may put an athlete at an advantage as more oxygen is available for cells." 2. "This process may include transfusion of blood products." 3. "Some athletes take epoetin alfa to increase their competitive edge." 4. "Blood doping helps to increase white blood cells that help to repair tissue damage." 5. "The injection of blood deep into muscles is thought to improve their strength."