ACLS Pharmacology Questions

1. For a patient in symptomatic bradycardia which medication may be given first?

A.      Dopamine 5ug/kg IV push        

B.      Atropine 0.5mg IV push

C.      Norepinephrine 2u/kg IV push   

D.      Epinephrine 2mg IV push

2. Atropine:

A.   Is always given for a heart rate less than 60 bpm.          

B.   Cannot be given via ET tube.    

C.   Has a maximum total dosage of 3 mg IV in the setting of cardiac arrest  

D.   When given IV for unstable bradycardia, should always be given slowly  

3. What is the correct dosage of Isoproterenol?

A.      1-5 mcg/kg./min

B.      2-10ug/min

C.      2-10ug/kg/min

D.      0.5mg-1.0mg IV

4. Atropine may:

1. Be given via the endotracheal tube

2. Be ineffective in second-degree and third-degree atrioventricular block

3. Result in undesirable tachycardia

4. Increase the rate of sinus bradycardia

A.      1,2,3

B.      1,3,4

C.      2,4

D.      All the above

5. A Dopamine infusion at 20ug/kg/min will likely result in:

A. Depressed myocardial contractility

B. Peripheral arterial vasoconstriction

C. Renal arterial vasodilatation

D. Respiratory depression

Answers

1.   B.      Atropine 0.5mg IV push

2.   C.   Has a maximum total dosage of 3 mg IV in the setting of cardiac arrest  

3.   B.      2-10ug/min

4.   D.      All the above

5.   B. Peripheral arterial vasoconstriction