Red blood cells (RBCs), also called erythrocytes, are the most common type of
blood cell and .... shear stress in constricted vessels, they release ATP, which
causes the vessel walls to relax and di...
Mar 19, 2010 ... After your blood is pumped to your lungs by your heart, it's bright red ... But the
blue light's inability to penetrate as deeply as red light makes the ...
Another way of explaining why humans have red blood is that the color is due to
hemoglobin, which is the protein associated with iron that makes blood...
Iron Makes Our blood red. In our red blood cells, we have a protein called
haemoglobin. Each haemoglobin protein contains 4 iron atoms that bind to
Blood has a pigment known as haemoglobin. It is in fact, four proteins stuck
together and in the centre of each of those four proteins there is an iron atom
Oct 16, 2012 ... Blood is always red, and veins look blue because the skin filters light
wavelengths differently. ... What makes it back to your eye is the blue light.
www.ask.com/youtube?q=What Makes Blood Red?&v=MHhHJq9C8MI
Feb 14, 2015 ... Blood is made of red blood cells.The red col... ... Interesting Facts For kids | Blood
Color ... And of course, iron is what makes haemoglobin red!.
Mar 6, 2012 ... The oxygen-depleted blood that veins carry also tends to absorb red light more
than blue light. When the dark red blood absorbs more red light, ...
Hemoglobin is the protein inside red blood cells that carries oxygen. ... Among
the causes of iron deficiency are a diet low in iron, a sudden loss of blood, ...
Sep 3, 2010 ... De-oxygenated Blood Turns Dark Red, Not Blue ... Of course, when you get
blood drawn from your veins that isn't exposed to air, we see that it is dark red,
but let's not let such .... What Causes “Eye Floaters” · Senses Humans ...