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प्रश्न
The phase of contraction of heart is termed as ______.
विकल्प
diastole
systole
heart beat
heart sound
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उत्तर
The phase of contraction of heart is termed as systole.
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संबंधित प्रश्न
The figure below represents the internal structure of a mammalian heart and the associated blood vessels.
(i) (a) Name each of the structures labeled 1, 2, 3, 4, 5, 6, 7 and 8.
(b) State the function of each of the structures 5, 6, 7, and 8.
(ii) (a) State the function of the heart as an entire organ.
(b) Why are the walls of the left ventricle more muscular than the right?
Multiple Choice Questions
The beating of the heart of man is heart on the left side, because:
What is the importance of valves in the heart?
How many times per healthy man beats?
The inner surface of the ventricle is thrown into series of irregular muscular ridges called ______
The kidney is located in the thoracic cavity between the two lungs.
In human foetus, the heart begins to beat at developmental age of
Give reason:
Valves are present in the veins.
The ______ have thin and less muscular ______ and have ______ to prevent back flow of ______.
The doubled-layered membrane which covers and protects the heart is ______.
