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Kaplan Qbank USMLE



Author8 Posts
  #1

calcium channel blockers are effective antiarrythmic agents because they inhibit calcium influx in

a. AV node

b. bundle of his

c. cardiac muscle of atria

d. cardiac muscle of ventricels

e. smooth muscle of coronary arteries


A or D?


___________________
Our greatest glory is not in never falling, but in rising every time we fall.

  #2

A

see FA pg 244


___________________
The Key to Succeed is Patience.

  #3

Yes. (i forgot!) sad

I think as a general rule:
Class I and III affect Ventricular muscle
Class II and IV affect Nodal tissue




___________________
Our greatest glory is not in never falling, but in rising every time we fall.

  #4

A

  #5

A

  #6

Sweet,choice A

bye,bye errors

Thanks ciberclassmates

  #7

Ca channel blockers primarily affect AV nodal cells

  #8

A








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