What is the age-predicted maximum heart rate in a 60-year old man on beta blockers?
- A. 122
- B. 133
- C. 155
- D. 166
Correct Answer: A
Rationale: Beta blockers reduce the maximum heart rate. The age-predicted maximum heart rate for a 60-year-old on beta blockers is approximately 122 bpm.
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What are FIVE indications for surgical intervention in infective endocarditis?
- A. Heart block
- B. Abscess
- C. Valve dysfunction causing heart failure
- D. Large mobile vegetation
Correct Answer: A
Rationale: These are typical indications for surgery when complications of infective endocarditis progress to life-threatening stages.
A client with Addison's disease started taking hydrocortisone in a divided daily dose last week. It is most important for the nurse to monitor which serum laboratory value?
- A. Osmolarity
- B. Glucose
- C. Albumin
- D. Platelets
Correct Answer: B
Rationale: Hydrocortisone can affect blood glucose levels, making it important to monitor for hyperglycemia.
A client returns to the unit following a suprapubic prostatectomy. He has a three-way catheter in place with a continuous bladder irrigation infusing. Which assessment finding warrants immediate intervention by the nurse?
- A. True urinary output of 50ml/hr
- B. Lower abdominal tenderness
- C. Blood urine output with clots
- D. Urine leaking around the meatus
Correct Answer: D
Rationale: Urine leaking around the meatus may indicate catheter displacement or obstruction, requiring immediate attention to prevent complications.
The nurse determines that a client who arrives in the preoperative holding area before surgery is allergic to bananas. Which action should the nurse implement prior to taking the client into the operative area?
- A. Replace latex-containing devices in the OR with alternate synthetic materials
- B. Administer an antihistamine before surgery.
- C. Notify the surgeon about the client's allergy to bananas.
- D. Prepare to administer an epinephrine injection during surgery
Correct Answer: A
Rationale: Banana allergy is associated with latex allergy. Replacing latex-containing devices prevents potential allergic reactions during surgery.
On assessment of a child admitted with a diagnosis of Kawasaki Disease, the nurse expects to note which clinical manifestation of the acute phase of the disease?
- A. Cracked lips
- B. Normal appearance
- C. Conjuntival hyperemia
- D. Desquamation of the skin
Correct Answer: C
Rationale: Conjunctival hyperemia is a common clinical manifestation during the acute phase of Kawasaki Disease, characterized by redness of the eyes without discharge.