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Human Heart

The blood ret...

Question

The blood returning to the heart from lungs via pulmonary vein has more

A

RBC per ml of blood

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B

Haemoglobin per ml of blood

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C

Oxygen per ml of blood

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D

Nutrient per ml of blood

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Solution

The correct option is C Oxygen per ml of blood
Pulmonary vein carries oxygenated blood from the lungs to the heart and from heart the oxygenated blood is supplied to the whole body. Almost 200 ml of oxygen per litre of blood is present in the oxygenated blood.

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