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प्रश्न
Given below is a certain structure, write its chief functional activity.
Lymphocytes - ______.
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उत्तर
Lymphocytes - Produce antibodies.
संबंधित प्रश्न
Aqueous humour, Vitreous humour, lris, Central canal
Why is it necessary to know the blood groups before giving transfusion?
What are the average values of blood pressure in a normal adult human?
Differentiate between members of the following pairs with reference to the aspect asked within bracket:
Tricuspid and bicuspid values (location)
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 |
Given alongside is a diagram of human heart showing its internal structures. Label the parts marked 1 to 6, and answer the following questions.
- Which types of blood is carried by the blood vessel marked 2?
- Name the main artery which takes the blood from heart to different parts of the body?
- Which chamber of the heart receives deoxygenated blood from the body?
- Which chamber of the heart receives oxygenated blood from the lungs?
Name the main artery which carries blood to different parts of the body.
_____ gas is transported to all parts of the body.
The stomach is like a ______.
The valve which prevents back flow of blood in the veins and lymph vessels is ______.
