lubb sound is produced due to___________________?

A: Opening of inlet valve

B: Closure of inlet valve

C: Opening of outlet valve

D: Closure of outlet valve

Check Correct Option

Closure of inlet valve

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Sheeraz Ahmed graduated from National University of Modern Languages Islamabad in 2019, currently he is CSS Aspirant, and he also appeared in Sindh Public Service Commission (SPSC), Federal Public Service Commission (FPSC) for the purpose of recruitment. At our site Sheeraz publishes the Important MCQs to help students and Job Seekers.

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lubb sound is produced due to___________________?