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