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STD 11 - 15. Body fluids and criculations — BIOLOGY STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceBIOLOGYSTD 11 - 15. Body fluids and criculations1 Mark
MCQ
Which structure first generate an action potential ?
  • A
    Perkinje fibres
  • B
    His bundles
  • ✓
    $SAN$
  • D
    $AVN$
✓

Answer

Correct option: C.
$SAN$
c

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