When a normal heart is injected with physiological concentration of adrenalin, it shows
When a normal heart is injected with physiological concentration of adrenalin, it shows
- [AIIMS 1980]
- [AIIMS 1983]
- A
Decreased rate
- B
Systolic arrest
- C
Sustained increased rate
- D
First increased rate than normal rate
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- [AIIMS 2012]