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प्रश्न
Describe the functions of the: Blood vessels
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उत्तर
Blood vessels are a necessaiy part of the body’s circulatory system. The blood vessels carry blood throughout the body.
Three types of blood vessels are :
- Arteries: They carry oxygenated blood from the heart to all parts of the body.
- Veins: They carry deoxygenated blood from the body cells to the heart.
- Capillaries: They form the connection between the arteries and the veins where exchange of substances takes place
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संबंधित प्रश्न
Why is it necessary to know the blood groups before giving transfusion?
The valve which prevents back flow of blood in the veins and lymph vessels ______.
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Atrial wall is less muscular than the ventricular wall.
Match the items given in Column A with the most appropriate ones in Column B and REWRITE the correct matching pairs :
Column A Column B
(i) Cranial nerves Testosterone
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(iii) Acetylcholine 12 pairs
(iv) Spinal nerves Prolactin
(v) Sneezing Neurotransmitter
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Name the Following
The enzyme which converts fibrinogen to fibrin.
______ prevent blood clotting.
Identify the CORRECT statement/s regarding blood clotting.
______ refers to a marked decrease in the number of platelets.
Hematocrit is ______.
