Biology, asked by sakshi429, 1 year ago

what do you understand by word lub dub

Answers

Answered by Destroyer22
6
Hey user

Here's the answer
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Lub - Dub is actually not a word. It is the denotation of the sound made by the Human heart during the action of pumping the blood. This sound actually is caused due to the closing of ventricles and auricles.
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Hope my answer is correct 

Have a good day :-)

Destroyer22: If my answer is helpful please mark it as brainliest
Answered by shreya1214
2
The two phases of heartbeat can be heard as lub and dub sound.
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