Pharm Test 3: Cardiovascular Electophysiology

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Author:
BrookeNH10
ID:
188517
Filename:
Pharm Test 3: Cardiovascular Electophysiology
Updated:
2012-12-10 16:00:29
Tags:
Electrophysiology
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Description:
Electrophysiology
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  1. An electrical state in an excitable cell whereby the inside of the cell is made less negative relative to the outside than at the RMP.
    Depolarisation
  2. The process by which the membrane potential of a myocyte is restored to the cell's resting potential. 
    Repolarisation
  3. Cardiac myocyte repolarization begins after phase ____ and is completed by the end of phase ___
    • 0
    • 3
  4. Commonly used prophylactic drug in patients who have had an MI.  Provide a protective effect for 2 yrs or longer after the infarct.
    Propranolol
  5. Sarcolemma is surrounded by a ________that is poorly permeable to solutes (Na, K, Cl, Ca) and water.
    These can get through the membrane via channels (pores)

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