Q. What prevents the clotting of blood inside blood vessels?

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Q. Red cell count is carried out by _________

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Q. Blood is five times more viscous than distilled water.

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Q. Which of the following is the thinnest blood vessel?

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Q. The arteries are composed of _________ coat.

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Q. What is the study of blood vessels called?

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Q. Which of the following has the thickest wall?

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Q. Pulmonary vein carries ________

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Q. The artery is blood vessel which carries blood _______

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Q. Frog heart: 3 chambered:: Human heart: ____________

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Q. Musculi pectinatis are ridges present inside auricles.

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Q. Mention the organ which is present in thoracic cavity through which food passes from throat to stomach?

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Q. Thoracic cavity is the largest hollow space of the body.

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Q. Accumulation of fluid in pleural cavity is called as ______________

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Q. How many compartments does thoracic cavity have?

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Q. Which organ is present medial to the lungs and posterior to sternum in thoracic cavity?

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Q. What is the name of serous membrane that covers thoracic cavity?

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Q. From where does the aorta originate?

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Q. How many aortic valves are present?

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Q. The aorta distributes _______ type blood.

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