The correct sequence of electrical conduction in the human heart is: I. Atrioventricular…
Biology · NEET · NTA Exams — Body Fluids and Circulation
The correct sequence of electrical conduction in the human heart is:
I. Atrioventricular node (AVN)
II. Purkinje fibres
III. Sinoatrial node (SAN)
IV. Atrioventricular bundle (Bundle of His)
V. Bundle branches
Choose the correct chronological sequence from the options below:
- I → III → IV → V → II
- III → IV → I → V → II
- I → IV → III → V → II
- III → I → IV → V → II
Answer
(D) III → I → IV → V → II
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