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Class 11BiologyBody Fluids and CirculationsStructure and function of heart
Medium

$A$ patch of nodal tissue responsible for initiating the rhythmic contractile activity of the heart is present in:

  • A
    Lower left corner of the left ventricle
  • B
    Upper right corner of the right atrium
  • C
    Lower left corner of the right ventricle
  • D
    Upper left corner of the left atrium
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Class 11 Questions

Class 11

Biology Questions

Chapter

Body Fluids and Circulations

Subtopic

Structure and function of heart

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