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Rise in ventricular pressure during vent...

Rise in ventricular pressure during ventricular systole leads to closure of atrioventricular valves which generates
1) Lub sound
2) Dub sound
3) Third heart sound
4) Heart murmurs

A

Lub sound

B

Dub sound

C

Third heart sound

D

Heart murmurs

Text Solution

Verified by Experts

The correct Answer is:
A
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Explore conceptually related problems

A : Dub is a long and sharp sound. R : It is caused by closing of atrio ventricular valves.

Ventricular systole and Ventricular diastole. (Type of heart sound produced)

The first heart sound results from the closure of semilunar valves.

Differentiate between Lub and dub sounds of heart

Read the following statements carefully and select correct choice from below: br (a) First heart sound lub is produced due to closure of atrioventricular valves, br (b) First heart sound is of longer duration than second heart sound dub.

Read the following statements and select the correct option. A. Damage to chordae tendinae of semilunar valves in aorta causes back flow of blood in left ventricle. B. Closure of atrio-ventricular valves during ventricular systole generates first heart sound.

Give biological technical terms for the following The sound produced when the atrioventricular valves close the heart.

Differentiate between the following pairs on the basis of what is given in brackets: Beginning of the ventricular systole and the end of ventricular systole. (type of heart sound)

Which of the following statement is CORRECT ? I. Heart, the mesodermally derived organ, is situated in the thoracic cavity, in between the two lungs , slightly tilted to the left. II. During joint diastole , tricuspid and bicuspid valves are open and the semilunar values are closed. III. The first heart sound (lub) is associated with the closure of the tricuspid and biscuspid valves whereas the second heart sound (dub) is associated with the closure of the semilunar valves . IV. Neural signals through the sympathetic nerves can increases the rate of hearbeat, the strength of ventricular contraction and thereby the cardiac output.

Read the following statement and choose the correct option. A. The first heart sound (lub) is associated with the closure of both semilunar valves. The duration between the adjacent second heart sound and first heart sound is 0.3 seconds C. The cardiac output is the stroke volume multiplied by the number of heartbeats per minute.

AAKASH INSTITUTE ENGLISH-MOCK TEST 09 ZOOLOGY-EXAMPLE
  1. Which of the following is not a part of circulatory system of human?

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  2. Which of the following is a correct match regarding valves and their r...

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  3. Which of the folllowing structures prevents atrioventricular valves fr...

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  4. Find the odd one among the following blood vessels w.r.t. the blood (d...

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  5. Consider the following statements? (a) Before birth, foramen ovale al...

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  6. Which of the following structures in the normal human heart generates ...

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  7. During which of the following of the following events of cardiac cycle...

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  8. Match the columns : (a) Atrial systole (Column I) (i) 0.7 seconds (Co...

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  9. Select the correct statement :

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  10. Rise in ventricular pressure during ventricular systole leads to closu...

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  11. Which of the following is correct represntation of flow of action pote...

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  12. Which of the following segments in ECG represents the end of ventricul...

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  13. Which of the following changes in ECG indicates that a person is havin...

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  14. Which of the following is not a component of pulmonary circulation?

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  15. The hepatic portal vein carries blood from A to B before it is delive...

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  16. Which of the following structures ultimately drains, deoxygenated bloo...

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  17. Select the correct match regarding the effect of autonomic nervous sys...

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  18. Which of the following hormones will lead to increase in number of QRS...

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  19. Select the incorrect statement.

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  20. Sympathetic nerve edings release non-adrenaline which leads to

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