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प्रश्न
Normal activities of the heart are regulated by ______________.
पर्याय
brain
brain
spinal cord
spinal cord
modified cardiac muscles
modified cardiac muscles
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उत्तर
Modified cardiac muscles
Normal activities of the heart are auto-regulated by specialized muscles.
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संबंधित प्रश्न
Name the following:
The phase of the cardiac cycle in which auricle contracts.
Name the following:
In embryological stage right and left auricles are communicated by.
Complete the following sentence with appropriate word:
The heart is made up of special muscles, the _______ muscles.
State the Function: Pulmonary artery
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.
For which of the following reason the SA node acts as the normal pacemaker?
The inner surface of the ventricle is thrown into series of irregular muscular ridges called ______
The heartbeat about ______ in a minute.
Give reason:
Pulmonary veins carry oxygenated blood.
A man's heart rate is 68 and cardiac output is 5440. Find the stroke volume.
