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Q 1713145049.    
AIIMS 2011

Assertion : SA node induces excitatory impulses in heart.

Reason : SA node is self excitatory.

A Both A and R individually true and R is the correct explanation of A
B Both A and R are individually true but R is not the correct explanation of A
C A is true but R is false
D A is false but R is true

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Solution
(Provided By a Student and Checked/Corrected by EXXAMM.com Team)

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