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प्रश्न
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| Group ‘A’ | Group ‘B’ |
| 1. Heart beats | a. 350 ml |
| 2. RBC | b. 7.4 |
| 3. WBC | c. 37°C |
| 4. Blood donation | d. 72 |
| 5. Normal body temperature | e. 50-60 lakh/mm3 |
| 6. pH of oxygenated blood | f. 5000-6000 per mm3 |
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उत्तर
| Group ‘A’ | Group ‘B’ |
| 1. Heart beats | d. 72 |
| 2. RBC | e. 50-60 lakh/mm3 |
| 3. WBC | f. 5000-6000 per mm3 |
| 4. Blood donation | a. 350 ml |
| 5. Normal body temperature | c. 37°C |
| 6. pH of oxygenated blood | b. 7.4 |
संबंधित प्रश्न
State the exact location of the Chordae tendinae
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 blood vessels which start from capillaries and end in capillaries.
Note the relationship between the first two words and suggest a suitable word/words for the fourth place:
Coronary artery : Heart :: Hepatic artery : ______
Match the items in Column ‘A’ with those in column ‘B’ Rewrite the correct matching pairs.
| Column A | Column B | ||
| (a) | SA Node | (i) | Plasma |
| (b) | Defective haemoglobin in RBC | (ii) | Serum |
| (c) | Muscle fibres located in heart | (iii) | Pacemaker |
| (d) | The liquid squeezed out of blood during clotting | (iv) | Sickle cell anaemia |
| (e) | Never tires, keep on contracting and relaxing | (v) | Purkinje fibres |
| (f) | Cardiac cycle | (vi) | Cardiac muscle |
| (g) | Liquid part of the blood without corpuscles | (vii) | 0·85 sec |
Draw a neat and labelled diagram.
Internal structure of the heart.
Why does the left ventricle possess a thicker wall than the right ventricle?
Complete the following sentence with appropriate word:
The membranous covering of the heart is _______.
Distinguish between Intrinsic and extrinsic process of clotting
What is the location of maturation of T-lymphocytes?
