WorksheetsPHCT VIRTUAL QUIZ
Total questions: 8
Worksheet time: 3mins
Methylene blue is used for symptomatic patients with methemoglobin levels that are..
Lower than 15%
Greater than 15%
Greater than 10%
Lower than 10%
The following are used in determining renal function EXCEPT
BUN
Creatinine
Prothrombin
None of the choices
Which of the following is a ganglionic blocker?
Guanabenz
Methyldopa
Clonidine
All of the choices
All Type I Anti-Arrhythmic Drugs can have the potential to depress which of the following?
Myocardial automaticity
Conduction
Contractility
All of the choices
Type IC Anti-arrhythmic Drug whose metabolite is as active as the original drug.
Moricizine
Encainide
Flecainide
Propafenone
This is a type of heart block in which the conduction between the atria and ventricles of the heart is impaired.
Cardiogenic Shock
SA block
Sinus Arrest
AV block
The following are Mechanism of Toxicity of Type IA Anti-Arrhythmic Drug, EXCEPT:
At high concentration may result to increased myocardial contractility and excitability
Depress the fast sodium-dependent channel, thus slowing phase 2 of the action potential
Repolarization is hasten, resulting in a prolonged QT interval
All of the choices
Inhibition of fast sodium channel may lead to..
Initial Cardiac cell depolarization
Impulse conduction
Both of the choices
None of the choices
