Cardiovascular 1-15

1. Heparin exerts its anticoagulant effect by binding to which of the following substances?

• Fibrin

• Factor V11

• Protein S

• Antithrombin

All but which of the following medications are appropriate to use in UA/NSTEMI patients?

• Antiplatelets

• Beta-blockers

• Thrombolytic

• ace inhibtors

Vitamin K should be administered by which of the following routes of administration if a stat reversal of an elevate INR is not required?

• subcutaneously

• intramuscularly

• orally

• intravenously

The concentration of all but which of the following stains can be increase by medications that inhibit CYP3A4?

• Lovastatin

• Pravastatin

• atorvastatin

• Simvastatin

The administration of anticoagulants and antiplatelets should be delayed for how many hours in patients who have received alteplase fo the mangement of acute ischemic stroke?

• 12

• 18

• 24

• 36

Which of the following medications should be used for the immediate treatment of chronic stable angina symptoms?

• sublingual nitroglycerin

• aspirin

• isosorbide mononitrate

• diltiazem

Tachycardia is characterized by a heart rate that is greater than how may beats per minute?

• 90

• 100

• 120

• 110

Statins lower cholesterol levels by which of the following mechanism?

• inhibiting intestinal cholesterol absorbtion

• inhibiting the conversion of HMG-CoA to mevalonate

• Activating peroxisome proliferator-activated receptor alpha

• Binding bile acide in the intesting

Which of the following medications reversibly blocks platelet aggregation by binding to the glycoprotein IIb/IIIa receptor

• Eptifibatide

• Fondaparinux

• Clopidogrel

• Heparin

Which of the flowing values is directly proportional to the product of cardiac output (CO) and systemic vascular resistance (SVR)?

• Blood Volume

• oxygen saturation

• Peripheral vascular resistance

• Blood pressure