No. Blood is bright red when it contains oxygen and dark red when there isn't a lot of oxygen. The blue you see in veins is the vein itself.
Oxygen has hit the bood. Although the true color of blood is blue, when blood is exposed to oxygen it turns red.
No, blood is never blue. Blood is always red, even before it is exposed to oxygen. The misconception that blood is blue when deoxygenated comes from the way veins appear blue through the skin.
Our blood is not blue when in the body. Many people think that because they assume that we don't have oxygen,and when exposed to oxygen it turns red. This isn't true because we do have oxygen in our body. Without it inside we will be dead.
blood is originally blue but when its exposed to oxygen it turns red
No, it is not true that our blood is blue in our veins. Blood is always red, but it can appear blue when seen through the skin because of the way light interacts with our blood vessels.
No, it is not true that your blood is blue in your veins. Blood is always red, but it can appear blue when seen through the skin because of the way light interacts with the skin and blood vessels.
Blue. Your blood is always blue until it is exposed to oxygen, when it reacts and turns red. Since veins aren't exposed to air/oxygen, they remain blue :)
Blue. Blood is only red when it is exposed to oxygen
When blood is exposed to oxygen, it turns red. In your body, it is really blue.
Blue
true
Bliss is revealed to be a silver blood.