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NEET 2024
Exam
NEET
Year
2024
Subject
Zoology
Chapter
Body Fluids and Circulation

NEET 2024 · Zoology · Body Fluids and Circulation

Following are the stages of pathway for conduction of an action...

Following are the stages of pathway for conduction of an action potential through the heart A. AV bundle B. Purkinje fibres C. AV node D. Bundle branches E. SA node Choose the correct sequence of pathway from the options given below

Options

  1. AA-E-C-B-D
  2. BB-D-E-C-A
  3. CE-A-D-B-C
  4. DE-C-A-D-B

Correct answer

D. E-C-A-D-B

Step-by-step solution

Correct answer is option (4) because the correct pathway of conduction of action potential is SA→AV\mathrm{SA} \rightarrow \mathrm{AV} node →\rightarrow AV bundle →\rightarrow Bundle branches →\rightarrow Purkinje fibres
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