Neural Control and CoordinationMedium
Question
The number of action potentials generated by sino-atrial node (SAN) in a healthy human is $\_\_\_\_$ per minute.
Options
A.100-110
B.120-140
C.28-30
D.70-75
Solution
Sol. [Key Concept: SA node — the cardiac pacemaker]
The number of action potentials generated by sino-atrial node (SAN) in a healthy human is $70 - 75$ per minute.
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