NEET Biology Body Fluids And Circulation Based Practice Questions & Answers with Viewers Discussion and Detailed Explanation

Question & Answer Discuss:

The correct route through which pulse-making impulse travels in the heart is

(a) AV node → SA node → Purkinje fibres → Bundle of His → Heart muscles

(b) AV node → Bundle of His → SV node → Purkinje fibres → Heart muscles

(c) SA node → Purkinje fibres → Bundle of His → AV node → Heart muscles

(d) SA node → AV node → Bundle of His → Purkinje fibres → Heart muscles