Testing the effectiveness of a new drug for anthrax would be best performed as an experimental study.

Which one of the following does NOT contribute to the incidence of healthcare-associated (nosocomial) infections?

A patient in the Intensive Care Unit has been diagnosed with acute respiratory distress syndrome (ARDS). While in report, the ventilator settings are reviewed that include high Positive End Expiratory Pressure (PEEP). Which of the following statements is correct? 

A patient weighs 215 pounds. The physician orders dopamine to infuse at 5 mcg/kg/min. Dopamine is mixed 800 mg in 250 ml of D5NS. At what rate in ml/hr do you set the pump to infuse? Round your answer to the nearest tenth.  Put units of measurement in the answer.

A patient’s monitored rhythm shows frequent premature ventricular contractions (PVC’s). Initial laboratory results are listed below. Which intervention would be most effective in treating the patient’s PVC’s?  Sodium 135mEq/LPotassium 3mEq/LChloride 105mEq/LHCO3 14mEq/LpH 7.3PaO2 80mmHg  Magnesium 2.5mEq/LCalcium 9.4mg/dLGlucose 220mg/dLBUN 28mg/dLPCO2 32mmHgCreatinine 2.1mg/dL   

Adult Respiratory Distress Syndrome (ARDS) can lead to intrapulmonary shunting. Which value represent the greatest intrapulmonary shunt?

Define scarcity. Briefly explain the two markets in the circular flow diagram. Draw a production possibilities frontier graph. Label an efficient, inefficient, and unattainable point. Draw a market for Nike shoes. Show the equilibrium point. Fully label the graph. A severe freeze has damaged the Florida orange crop. What is the impact on the market for orange juice? Show graphically. If the price is below the equilibrium level, then the quantity demanded will be above / below the quantity supplied.  Circle the correct answer – above or below. Are markets always in equilibrium? One – two sentence answer. Suppose that Joe plays golf 5 times per month when the price is $40 and 4 times per month when the price is $50. What is the price elasticity of Joe’s demand curve? Formula: price elasticity of demand = % change in quantity / % change in price Many cooks view butter and margarine to be substitutes. If the price of butter rises, what happens in the market for margarine? Define price elasticity of supply.

Which interventions are appropriate for the patient just admitted to the Intensive Care Unit with a diagnosis of severe sepsis?

The two buffers in Plasma-Lyte A multiple electrolyte solution are listed in which one of the following pairs?

A patient arrives in the Emergency Room with an upper GI hemorrhage from esophageal varices. Estimated blood loss is 1800 ml. What assessment data the nurse expect?