MCQ
Systematics is the study of
- ✓Diversity amongst groups of organisms
- BGrouping of organisms
- CIdentification and grouping of organisms
- DIdentification, classification and taxonomy
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$A.$ $AV$ bundle $B.$ Purkinje fibres
$C.$ $AV$ node $D.$ Bundle branches
$E.$ $SA$ node
Choose the correct sequence of pathway from the options given below
$I$. Located at lateral wall of the right atrium
$II$. Heart of heart
$III$. It initiates the rhythmic contractile activity of the heart
$IV$. It is called pace keeper of the heart
$V$. It is called pace maker of the heart
The option with correct statements is/are