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Which one of the following is a matching...

Which one of the following is a matching pair

A

Lub-sharp closure of AV valves at beginning of ventricular systole

B

Dub-sudden opening of semilunar valves at the beginning of ventricular systole

C

Pulsation of radial artery-valves in blood vessels

D

Initiantion of heart beat-Purkinje fibres

Text Solution

Verified by Experts

The correct Answer is:
A
Lub is due to sharp closure of AV valves at beginning of ventricular systole.
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A2Z-BODY FLUIDS AND CIRCULATION -SECTION C: PREVIOUS YEARS' EXAMINATION QUESTIONS (NEET/AIPMT Questions )
  1. Largest number of white blood corpuscles are

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  2. the haemoglobin of a human foetus

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  3. Which one of the following is a matching pair

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  4. Artificial pacemaker is implanted subcutaneously for correcting

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  5. The lymph differs from the blood in having

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  6. What is correct about ECG?

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  7. Globulins contained in human blood plasma are primarily involved in

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  8. Blood group agglutinogen is

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  9. Mature erythrocyte cannot utilise flucose because they lack

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  10. In order for the blood to flow from right ventricle to left ventricle ...

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  11. Which one takes part in blood clotting?

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  12. Fastest distribution of some injectible meterial//medicine and with no...

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  13. Give below are four statement, a-d, regarding human blood circulatory ...

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  14. If due to some injury the chordae tendineae of the tricuspid valve of ...

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  15. The life of the erythrocytes in mammalian bloos is about

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  16. A blood group does not have any antigen but possesses both a and b ant...

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  17. Cold blooded animal with a single circulation is

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  18. Blood corpuscles containing both A and B antigens are mixed with anoth...

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  19. Systolic pressure is 120 mm Hg. Diastolic pressure is 80 mm Hg. Pulse ...

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  20. Which one functions as enzyme in blood clotting

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