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प्रश्न
fill in the blanks with suitable functions: Eustachian Tube and ______
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उत्तर
Eustachian tube and Equalising air pressure.
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संबंधित प्रश्न
The diagram given below represents a section of the human heart. Answer the questions that follow :
(i) Which parts of heart are in the diastolic phase? Give a reason to support your answer.
(ii) Label the parts numbered 1 and 2 in the diagram. What type of blood flows through them?
(iii) What causes the heart sounds ‘LUBB’ and ‘DUP’?
(iv) Name the blood vessels that supply oxygenated blood to the heart muscles.
(v) Draw neat labelled diagrams of a cross section of an artery and a vein.
With which human organ system (or human systems) is vena cava associated?
State the functions of blood in our body.
Name the following:
The artery which carries deoxygenated blood.
The table below is designed to indicate the transport of certain substance in our body. Fill in the
blanks with suitable answers.
| Substance | From | To |
| Lungs | Whole body | |
| Carbon dioxide | ||
| Urea | ||
| Digested carbohydrates |
Intestines | |
| Target organs |
Give reason for the following:
Atrial wall is less muscular than the ventricular wall.
In which organ of our body does blood get oxygenated?
The artificial method of filtering the blood or removing the wastes from the blood.
Explain the main parts of the circulatory system.
Assertion (A): RBCs help in the transport of respiratory gases.
Reason (R): The cytoplasm of RBCs contains the respiratory pigment Haemoglobin.
