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प्रश्न
Draw labelled diagram of internal structure of human heart.
Label right atrium, mitral valve, left ventricle and pulmonary semilunar valve.
Write a function of Eustachian and tricuspid valve found in human heart.
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उत्तर
- Eustachian valve guards the opening of the postcaval vein (inferior vena cava).
- The tricuspid valve is present in the right AV aperture and prevents backflow of blood, maintaining a unidirectional blood flow.
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संबंधित प्रश्न
Explain with the help of a suitable diagram conducting system of human heart.
Select the odd one in the following:
Tricuspid, Bicuspid, Semilunar, Foramen ovales.
Choose the correct answer:
Which of the following engulfs pathogen rapidly?
The diagram given below represents the human heart in one phase of its activity. Study the same and then answer the question that follow:
How many valves are closed in this phase?
Differentiate between:
Diastole and Systole.
Which of the following acts as a pace setter of heart?
The inner surface of the ventricle is thrown into series of irregular muscular ridges called ______
The heartbeat about ______ in a minute.
The kidney is located in the thoracic cavity between the two lungs.
A man's heart rate is 68 and cardiac output is 5440. Find the stroke volume.
