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प्रश्न
Draw a neat and labelled diagram.
Internal structure of the heart.
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उत्तर
Internal structure of the heart.
संबंधित प्रश्न
Differentiate between LUBB and DUP (names of the valves whose closure produce the sound)
What is meant by human circulatory system?
Name the following:
The fluid found between the membranes of the heart.
A blood vessel which has small lumen and thick wall is ______.
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 |
Describe, in brief, the circulatory system in human beings.
Given below is the simplified pathway of the circulatory system:
(i) Name the blood vessels marked 1 to 8.
(ii) Name the chamber of the heart which:
(a) Receives blood from ‘1’.
(b) Pumps blood into blood vessel ‘8’.
(iii) Mention two structural differences between blood vessels ‘7’ and ‘2’.
Which of the following is/are required for the production of RBCs?
Which of the following cells are produced from reticulocytes?
Spleen is referred to as ______.
