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Body Fluids and Circulation — BIOLOGY STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceBIOLOGYBody Fluids and Circulation1 Mark
MCQ
Pacemaker of heart is:
  • A
    $\text{AV}$ node.
  • B
    Bundle of His.
  • ✓
    $\text{SA}$ node.
  • D
    Purkinje fibres.
✓

Answer

Correct option: C.
$\text{SA}$ node.

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