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प्रश्न
Given below is a certain structure, write its chief functional activity.
Lymphocytes - ______.
उत्तर
Lymphocytes - Produce antibodies.
संबंधित प्रश्न
Given below is a diagram of a human blood smear.
Study the diagram and answer the questions that follow:
a) Name the components numbered ‘1’ to ‘4’
b) Mention two structural differences between the parts ‘1’ and ‘2’.
c) Name the soluble protein found in part ‘4’ which forms insoluble threads during clotting of blood.
d) What is the average lifespan of the component numbered ‘1’ ?
e) Component numbered ‘1’ do not have certain organelles but are very efficient in their function. Explain
Which side of the heart (left or right) contains oxygenated blood?
Given below is certain structure, write the term for the functional activity.
Erythrocytes and …………………………………
What is the function of spleen?
Fill in the blanks with suitable words given below:
The ______ artery takes the blood from the ventricles to the lungs.
Match the statements in Column A with those in Column B
| Column A | Column B | ||
| 1 | Heart | a | Movement of materials |
| 2 | Food and oxygen | b | Channels for transport in man |
| 3 | Carrier of oxygen | c | A living pump |
| 4 | Circulation | d | Materials needed by every living being |
| 5 | Arteries and veins | e | Red blood cells |
Name the Following
The enzyme which converts fibrinogen to fibrin.
State the Location: Bundle of His
Spleen is referred to as ______.
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.
