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प्रश्न
What is the function of spleen?
Write important role/roles of the following:
Spleen
उत्तर
- The spleen is a large lymphatic organ.
- The spleen acts as a blood reservoir in case of
emergency such as haemorrhage, stress, or poisoning. - It produces lymphocytes.
- It destroys worn-out red blood cells (RBCs).
APPEARS IN
संबंधित प्रश्न
Give biological reasons for the following statements:
The left ventricle of the heart has a thicker wall than the right ventricle.
The exact location of the tricuspid valve
Agranulocytes are :
Note the relationship between the first two words and suggest a suitable word/words for the fourth place:
Coronary artery : Heart :: Hepatic artery : ______
what is Lymph nodes?
Define the Circulatory system.
Differentiate between:
Red blood cells and White blood cells
Distinguish between Intrinsic and extrinsic process of clotting
Name these:
Two kinds of circulatory systems in different animals.
Given diagram is a schematic representation of the circulatory system in humans. Study the same and answer the questions that follow:
 |
- Label the parts 1 and 4 indicated in the diagram.
- Which of the above mentioned number is the thickest artery? Also write its name.
- Mention the number and chamber of the heart which has the thickest muscular wall.
- Which of the above numbers/structures has the maximum number of blood capillaries?
- Draw neat and labelled diagrams of the transverse section of vena cava and the part numbered as 3. Make sure to show the structural differences between these two in the diagram.
