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4th Quarter Final
Review Questions Quarters 3-4
Question | Answer |
---|---|
The most common cause of ECG artifact is? | Poor skin prep |
A bulging or aneurysmal LV wall segment is termed? | Dyskinetic |
During right coronary angiography a patient's ECG shows sinus bradycardia and a fall in the BP to 80/50 mmHG. Initial therapy should be? | Have the patient cough |
What is the most important precaution to take during a bilateral (R+L) heart cath on a patient with systemic allergy to rubber products? | Avoid use of a standard flotation PA catheters |
The standard ECG gain is? | 1 mV = 1 cm |
By definition, nonsustained ventricular tachycardia lasts? | Less than 30 seconds |
The T wave on an ECG corresponds to which phase of the cardiac action potential? | 3 |
The patient has aortic stenosis. The physician crosses the aortic valve with an AR1 catheter. You measure LV hemodynamics. The LV edp is 32 mmHg. In order to prepare for an LV gram, what is the next step? | Administer 200 mcg of intraventricular nitroglycerin to try to lower the edp before proceeding |
What is the pacing mode that indicates atrial sensing only, but both sensing and pacing in the ventricle? | VDI |
The patient has aortic stenosis. The physician crosses the aortic valve with an AR1 catheter. You measure LV hemodynamics. In order to prepare for an LV gram, what is the next step? | Connect the AR1 to a syringe for hand injection |
What is the distance between the proximal and distal ports of a Swan Ganz catheter? | 30 cm |
a LAO 45 degree view of the cardiac arteries is done to? | Profile the RCA |
Which of the following is capable of producing the highest velocity backward blood flow - Aortic regurgitation, Pulmonic regurgitation, Mitral regurgitation, or Tricuspid regurgitation? | Mitral regurgitation |
Pulsus alternans with ST segment elevation during insertion of a transvenous pacemaker into the RV suggests? | RV failure |
The physician has to cut through heavy muscle. Which scissors would be most appropriate to hand to her? | Curved Mayo |
The maximum dose of nitroglycerin for treatment of hypertensive crisis is? | 200 mcg/min |
Swan-Ganz catheters should be connected to a continuous flush device which at 300 mmHg infusion pressure will deliver approximately? | 3-8 ml flush/hour |
What disease causes an increased diastolic gradient between the right and left ventricles? | Constrictive pericarditis |
Your patient's blood gas returns with a low pH, a low pCO2 and a low bicarbonate level. You suspect? | Compensated metabolic acidosis |
The approximate percentage of oxygen delivered by a simple facemask at 8 to 10 L/min is? | 40-60% |
The dosage range for intravenous Lasix is? | 20 mg to 200 mg (after 200 mg switch to Bumex) |
The cardiologist orders a Bumetanide drip at a rate of 4 mcg/kg/min. Your patient, Isabel E. Aiken, weighs 140 pounds and cannot urinate. You mix 10 mg of Bumex in 100 ml of D5W. How fast should your infusion run in ml/hr? | 154 ml/hr |
Which statement is not true about the modified Seldinger technique? | Puncture both walls of the artery |
On the power injector the time from when you push the exposure switch to the delivery of the programmed rate for the contrast is called rate of rise or? | Transition time |