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Lub sound produced by heart is caused by...

Lub sound produced by heart is caused by

A

ventricular systole

B

ventricular diastole

C

atrail diastole

D

atrail systole

Text Solution

Verified by Experts

The correct Answer is:
A
Lub sound produced by heart is caused by ventricular system.
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A : First phase of ventricular filling is rapid and causes 3^(rd) sound of heart. R : It is because of auricular systole.

A2Z-EXCRETORY PRODUCTS AND THEIR ELIMINATION-Section A : Topicwise Questions Topic 6 : Disorder Of The Excertery System
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  11. Increase in frequency of urination is

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  12. Which one acts are artifical kidney in haemodialysis ?

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  13. Chemical composition of renal calculi, besides uric acid is

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  14. Haemodialysis helps in the patient having

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  16. In uraemia, artifical kidney is used for removing accumulated waste pr...

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  17. Occurrence of excess urea in blood due to kidney failure is

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  18. In diabetes mellitus the patient drink more water as there is urinary ...

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  19. What will happen if one kidney is removed from the body of a human poi...

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