In what climate is hot or cold, venous blood will be lighter and why?
June 27, 2021 | education
| By itself, venous blood is quite thick and dark in comparison with arterial blood. This is due to the lack of oxygen in the venous blood. In a hot, dry climate, the human body is more saturated with oxygen, the blood in the veins is somewhat thinned, it becomes more like arterial. At the same time, a cold climate, on the contrary, stimulates the thickening of blood plasma. That is why in a hot, dry climate, venous blood will be lighter than in cold weather.
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