AIIMS 26 May 2019 Evening Question Paper with solutions for online practice

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Question : 112 of 123

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Assertion: SA node malfunctioning leads to disturbance of Heart rate
Reason: SA node is the pacemaker of heart producing electric impulse for heart contraction

If both assertion and reason are true and reason is the correct explanation of assertion.
If both assertion and reason are true but reason is not the correct explanation of assertion.
If assertion is true but reason is false.
If both assertion and reason are false.

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