Is deoxygenated blood blue?
Related Questions
- I have heard that using a blue filter on a flashlight while blood-trailing an animal after dark makes the blood more visible. Is that true?
- Is it oxygenated or deoxygenated blood that is pumped round the body before being returned to the heart?
- Could deoxygenated (fresh or frozen) blood re-oxygenated after exposing to Oxygen?
