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Venous blood


Venous blood is deoxygenated blood which travels from the peripheral vessels, through the ... Human blood is red in colour, ranging from bright red when oxygenated to a very dark, almost blackish-re...

Is blood ever blue and why does it appear blue in veins near the ...


I recently had a discussion in my biology class on what color blood is.Most of my class, including my biology teacher, were saying that blood is ...

If Blood Is Red, Why Are Veins Blue? | Wonderopolis


There are three types of blood vessels: arteries, veins, and capillaries. ... The colors we see are the result of which wavelengths of light are reflected back to our eyes. ... Blue light does not penetrate human tissue as deeply as red light does.

www.ask.com/youtube?q=Colour of Human Blood&v=LXI0stRzYro
Oct 10, 2014 ... Is Human Blood Blue - We know that human blood carries oxygen. ... Let me know in the comments what color you think human blood is.

If Blood Is Red, Why Are Veins Blue? - Live Science


Oct 16, 2012 ... Blood is always red, and veins look blue because the skin filters light wavelengths differently.

If Blood Is Red, Why Do Veins Look Blue? | Mental Floss


Mar 19, 2010 ... Humans and all other animals with backbones have red blood, but some ... as blue means that more of it was reflected than other colors.

Compound Interest - The Chemistry of The Colours of Blood


Oct 28, 2014 ... However, red is not the only blood colour available – it also comes in blue, ... Most people will have learnt that human blood, as well as that of ...

What is the true colour of human blood? It appears red because of ...


Nov 23, 2015 ... First of all coming on the red colour of blood you see blood is always red in colour just the thing is that blood with more O2 or we can say ...

Why is blood red in colour? - Quora


Blood is red because it is made up of cells that are red, which are called red blood cells. But, to ... What is the true colour of human blood? It appears red ...

Why do some veins look blue under your skin if all your blood is red ...


Why are human veins blue? If blood is red, ... Human blood does not have blue blood. ... The blue colour of veins turns out to be caused by four separate factors.

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What color is our blood inside of our bodies? - UCSB Science Line


The oxygen dissolves in your blood, binding to the red blood cells. Human blood is always red. The only difference is that when it is oxygenated, it is a bright red, ...

Is Blood Ever Blue? Science Teachers Want to Know! – Greg ...


Sep 1, 2010 ... human blood is red as soon as it is oxygenated. ... This color is 24% red, 2% green, 2% blue, but at a saturation of 92 with a color value of 24 ...

Is Deoxygenated Human Blood Blue? - Chemistry - About.com


It's a surprisingly common misconception that deoxygenated human blood is blue . ... Methaemoglobin can't transport oxygen and its darker color may cause skin ...