ANTI-ARRHYTHMIAS

2. An example of a calcium channel blocker.
4. Inhibits the release of adrenaline to slow the heart rate.
5. ____________ is a moderate sodium channel blocker.
10. According to the Vaughan-Williams classification, _________________ is class I anti-arrhythmias.
12. ________ pacemaker is premature heart beat outside the normally functioning sinoatrial node.
13. In the resting state, the interior of the myocardial cells is electrically _________.
15. Atrial ______________ happens when abnormal electrical impulses suddenly start firing in the atria.

1. When the heart beats too fast.
3. Slows down the atrioventricular conduction in patients with atrial fibrillation.
6. An abnormal heart rhythm or heartbeat is known as _______________.
7. An antidote to treat the symptoms of digoxin toxity.
8. The electrical impulse begins in the _________ node. They are pacemaker cells.
9. The heart rate changes easily. During physical __________________, it beats faster.
11. A collection of symptoms including hearing loss, tinnitus, dizziness, flushing and blurry vision stemming from the ingestion of quinidine.
14. When the __________ channels are opened, the cell will gain positive charges, resulting in cell depolarizes.