Q.

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Where is the Bundle of His network present in the heart?

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a

Muscle fibers are distributed throughout the heart walls.

b

Nerve fibers are found throughout the heart.

c

Nerve fibers are distributed in the ventricles.

d

Muscle fibers are present only in the ventricle wall.

answer is D.

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Detailed Solution

The bundle of His is a network of muscle fibers present in the ventricle wall of the heart. The bundle of His transmits the electric impulses from the AV node to the ventricles. 

The bundle of His is a part of the electrical system of the heart. These specialized muscle fibers in the heart were named after the Swiss cardiologist Wilhelm His Jr., who discovered them in 1893.

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