Why is venus blood darker than capillery blood?

Asked by brainclass | 26th Jun, 2010, 12:00: AM

Expert Answer:

Hi,
The venous blood is the one which has been deprived of oxygen while being passed on to different tissues. This is the main reason for it appearing darker in colour as compared to the capillary blood.

Answered by  | 15th Jul, 2010, 05:30: PM

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