The circulation of blood was discovered by

  • A
    Jagdish Chandra Bose
  • B
    Karl Landsteiner
  • C
    Watson and Crick
  • D
    William Harvey

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Similar Questions

$SAN$ generates an action potential which stimulates both the $A$ to undergo a simultaneous contraction called $B$. This increases the flow of the blood into the ventricles by about $C$ percentage. Choose the correct option for $A, B$ and $C$.

Our heart normally beats ....... times in a minute.

Sino-atrial node is called the pacemaker of our heart. Why?

The characteristic $Lubb-Dupp$ heart sounds are produced due to which of the following?

Since it is the sinu-auricular node which initiates the impulses in the heart of a mammal,it is called:

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