The following simplified diagram refers to the outline plan of the circulation of blood in a mammal. Study the diagram and write the number and the name of the blood vessel in each case as mentioned ahead.
(a)Several hours after a meal containing a lot of protein, which vessel will contain the highest concentration of urea?
(b)Which vessel would contain the highest concentration of amino acids and glucose soon after a meal?

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Solution

1. Pulmonary vein
2. Aorta
3. Hepatic artery
4. Portal vein
5. Renal artery
6. Renal vein
7. Hepatic vein
8. Inferior Vena Cava
9. Pulmonary artery
(a) The hepatic vein has the highest concentration of urea since liver produces urea and other wastes.
(b) Hepatic portal vein will have the highest concentration of glucose and amino acids which will be absorbed from the food.

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The following simplified diagram refers to the outline plan of the circulation of blood in a mammal. Study the diagram and write the number and the name of the blood vessel mentioned in each case.

(a) Several hours after a meal containing a lot of protein, which vessel will contain the highest concentration of urea?
(b) Which vessel would contain the highest concentration of amino acids and glucose soon after a meal?

The diagram below represents the simplified pathway of the circulation of blood. Study the same and answer the question that follow:
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(b) State function of blood vessels labelled 5 and 8
(c) What is the importance of the blood vessel labelled 6?
(d) Which blood vessel will contain a high amount of glucose and amino acids after a meal?
(e) Draw a diagram of the different blood cells as seen in a smear of human blood.

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Q. The diagram shows blood vessel P which carries digested food from the small intestine to the liver.
Which row describes the level of glucose in blood vessel P and the level of glycogen in the liver, shortly after a meal containing carbohydrates?

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