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प्रश्न
Fill in the blanks with suitable words given below:
The two lower chambers of the heart are called ______.
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उत्तर
The two lower chambers of the heart are called ventricles.
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संबंधित प्रश्न
the Biological/technical term for The vein which drains the blood from the intestine to the liver.
the Biological/technical term for Blood vessels carrying blood to the left atrium.
The diagram given below represents the human heart in one phase of its functions. Study the diagram carefully and answer the questions that follow:
- Name the phase.
- Which part of the heart is contracting in this phase? Give a reason to support your answer.
- Name the parts labelled 1 to 4.
- What type of blood flows through 2?
- State the function of the part numbered ‘5’.
- Name the membrane that covers the heart.
Given below is a certain structure, write its chief functional activity.
Erythrocytes - ______.
Why is circulatory system also known as transport system?
Describe how the exchange of oxygen and carbon dioxide gases takes place in the lungs.
Why do we call saliva a digestive juice?
In a closed circulatory system, blood is completely enclosed within:
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Can you answer why the pulmonary artery shown in Fig. is blue in colour?
The valve which prevents back flow of blood in the veins and lymph vessels is ______.
