Question

Pace maker of the heart is :
a)SA node
b)AV node
c)AV septum
d)IA septum

Answer 1

Question:

Pace maker of the heart is :
a)SA node
b)AV node
c)AV septum
d)IA septum

Answer:
a)SA node

thanks...
nice to help you ✌️✌️

Answer 2

$\huge\purple{As-Salamu-Alykum}$


________


SA node is pace maker of heart


$\huge\red{Option A is correct }$


____________

$\huge\blue{INSHALLAH\;it\;will\;help\;U}$