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प्रश्न
Name the following:
The structure that holds the heart valves in position.
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उत्तर
Pacemaker
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संबंधित प्रश्न
The diagram below represents the human heart in one phase of its function. Study the diagram carefully and answer the questions that follow:
(i) Name the phase.
(ii) Which part of the heart is contracting in this phase? Give a reason to support your answer.
(iii) Name the parts labelled 1 to 4.
(iv) What type of blood flows through ‘2’?
(v) State the function of the part numbered ‘5’.
(vi) Name the membrane that covers the heart.
Name the following:
The artery which carries deoxygenated blood.
What is Endothelium?
Draw a neat and labelled diagram.
Internal structure of the heart.
Explain the difference.
Arteries and veins.
In which organ of our body does blood get oxygenated?
Complete the following sentence with appropriate word:
The membranous covering of the heart is _______.
Analogy
Lungs: Respiratory system:: _______: Circulatory system.
______ refers to a marked decrease in the number of platelets.
Name these:
Three circulating fluids in human body.
