Biology, asked by Madhavreddy123456789, 1 year ago

What is the reason for lub - dub sound from heart beat?

Answers

Answered by Kruthi11

The lub is the sound of the tricuspid and mitral values closing. The dub is the sound of the aortic and pulmonary valves closing.The sound of the heart lub-dub comes from the closer of two pairs of heart valves.

Answered by lssmhussain160393

Answer-

The first sound ( LUB DUB ) produced by Mitral and Tricuspid.

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