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Body Fluids and Circulation
Identify the option showing the correct labelling for p, q, r and s with reference to the conducting system of the human heart.
A
p- Interventricular septum, q-AVN, r-Bundle of His, s-SAN
B
p-SAN, q-AVN, r-Bundle of His, s-Interventricular septum
C
p-AVN, q-SAN, r-Interventricular septum, s-Bundle of His
D
p-Bundle of His, q-SAN, r-Interventricular septum, s-AVN
Solution:
p-SAN, q-AVN, r-Bundle of His, s-Interventricular septum
Explanation
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