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प्रश्न
Name the following:
The structure that holds the heart valves in position.
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उत्तर
Pacemaker
APPEARS IN
संबंधित प्रश्न
The diagram given below represents a section of the human heart. Answer the questions that follow:

- Which parts of heart are in the diastolic phase? Give a reason to support your answer.
- Label the parts numbered 1 and 2 in the diagram. What type of blood flows through them?
- What causes the heart sounds ‘LUBB’ and ‘DUP’?
- Name the blood vessels that supply oxygenated blood to the heart muscles.
- Draw neat labelled diagrams of a cross section of an artery and a vein.
Note the relationship between the first two words and suggest the suitable word/ word for the
fourth place:
Lubb: Atrioventricualr valves :: dup: …………………
Explain the difference.
Arteries and veins.
Multiple choice questions. Tick ( ✓ ) the correct choice:
The blood vessels in which blood goes away from the heart to different body parts are
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 organ from which oxygenated blood goes into the heart
What is the location of maturation of T-lymphocytes?
Which of the following cells are produced from reticulocytes?
Which of the following is the main site of erythropoiesis in adults?
