PotassiumleavesAVnodeCalciuminfluxRightatriumTheatriacontractA burstofelectricityCa²⁺in, K⁺outSignalsfrom theconductionsystemSodium(Na⁺)ActionpotentialsNaturalPacemakerAbatteryEnginesPotassiumleavesslightlySpecializedpacemakercellsGenerateelectricalimpulsesNoSodium-potassiumpumpsSodiuminfluxTells cellswhen tocontractand relax Pumpblood 70–100 Voltageremainssteady SA node →AV node →Bundle of His→ PurkinjefibersPotassiumleavesAVnodeCalciuminfluxRightatriumTheatriacontractA burstofelectricityCa²⁺in, K⁺outSignalsfrom theconductionsystemSodium(Na⁺)ActionpotentialsNaturalPacemakerAbatteryEnginesPotassiumleavesslightlySpecializedpacemakercellsGenerateelectricalimpulsesNoSodium-potassiumpumpsSodiuminfluxTells cellswhen tocontractand relax Pumpblood 70–100 Voltageremainssteady SA node →AV node →Bundle of His→ Purkinjefibers

SA Node and Myocardial Cell Action Potential - Call List

(Print) Use this randomly generated list as your call list when playing the game. There is no need to say the BINGO column name. Place some kind of mark (like an X, a checkmark, a dot, tally mark, etc) on each cell as you announce it, to keep track. You can also cut out each item, place them in a bag and pull words from the bag.


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  1. Potassium leaves
  2. AV node
  3. Calcium influx
  4. Right atrium
  5. The atria contract
  6. A burst of electricity
  7. Ca²⁺ in, K⁺ out
  8. Signals from the conduction system
  9. Sodium (Na⁺)
  10. Action potentials
  11. Natural Pacemaker
  12. A battery
  13. Engines
  14. Potassium leaves slightly
  15. Specialized pacemaker cells
  16. Generate electrical impulses
  17. No
  18. Sodium-potassium pumps
  19. Sodium influx
  20. Tells cells when to contract and relax
  21. Pump blood
  22. 70–100
  23. Voltage remains steady
  24. SA node → AV node → Bundle of His → Purkinje fibers