Nokea
A client who weighs 175 pounds is receiving IV bolus dose of heparin 80 units/kg. The heparin is available in a 2 ml vial, labeled 10,000 units/ml. How many ml should the nurse administer? (Enter numeric value only. If rounding is required, round to the nearest tenth.)
- A. 0.6
- C. 6
- D. 1
Correct Answer: A
Rationale: The calculation is based on the client's weight and the prescribed dosage of heparin.
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Patrick, a healthy adolescent has meningitis and is receiving I.V. and oral fluids. The nurse should monitor this client’s fluid intake because fluid overload may cause:
- A. Cerebral edema
- B. Dehydration
- C. Heart failure
- D. Hypovolemic shock
Correct Answer: A
Rationale: Fluid overload in a patient with meningitis can exacerbate cerebral edema, increasing intracranial pressure and worsening the condition.
What are FIVE non-cardiac clinical features of Marfan’s syndrome?
- A. Ectopia Lentis
- B. Pectus Excavatum or carinatum of moderate severity
- C. Pes Planus
- D. Scoliosis (>20 degrees)
Correct Answer: A
Rationale: These features are typical signs of Marfan’s syndrome and contribute to the diagnosis alongside cardiac findings.
Spread of hepatitis C occurs by:
- A. Drug abuse
- B. Seafood consumption
- C. Recombinant factor VIII therapy
- D. Faeco-oral spread
Correct Answer: A
Rationale: Hepatitis C is primarily spread through blood-to-blood contact, such as sharing needles or other equipment to inject drugs.
Despite the use of antibiotic agents, mortality remains high, in the range of 20-25%. Serious morbidity occurs in 50-60% of children with documented infective endocarditis. Of the following, the MOST common morbidity is
- A. heart failure
- B. pulmonary emboli
- C. mycotic aneurysms
- D. acquired ventricular septal defect
Correct Answer: A
Rationale: Heart failure is the most common morbidity in children with infective endocarditis.
All the following are causes of chronic pulmonary venous hypertension EXCEPT
- A. congenital mitral stenosis
- B. total anomalous pulmonary venous return with obstruction
- C. peripheral pulmonary stenosis
- D. cor triatriatum
Correct Answer: C
Rationale: Peripheral pulmonary stenosis does not directly cause chronic pulmonary venous hypertension.