26
Apr
It should be blue because blood is red when it has oxygen inside its hemoglobin when it doesnt have the air in its hemoglobin its blue just like your veins colour. Your venous blood which is the blood we draw from your vein is the dark red color because it has altruistically given up its load of oxygen to needy tissues.
What is the color of your blood inside your system before it hits the air.
What color is your blood before it hits the air. Some people believe that blood is blue when it is in the body and only turns red when it interacts with oxygen in the air. In this article we investigate this and other myths and facts about the. Everybody thinks blood is blue but what does blood carry oxygen right.
So why would it chane colors when it hits air. It looks blue because of light. Its never blue unless you are a smurf.
Blood is red in color because of hemoglobin - blood that does not contain much oxygen as in veins is a darker red with a bluish tinge. Blood that has high oxygen content when. Your venous blood which is the blood we draw from your vein is the dark red color because it has altruistically given up its load of oxygen to needy tissues.
When we pop the top on the vacuum tube and it gets a charge of air in the tube holding the blood it picks up oxygen and turns from maroon back to bright red if the tube remains on the rocker to expose all the cells to the air. It should be blue because blood is red when it has oxygen inside its hemoglobin when it doesnt have the air in its hemoglobin its blue just like your veins colour. This is why the visually.
One answer youre likely to hear is that veins look blue because the blood inside actually is blue because its deoxygenated. If you wonder why youve. Human blood is always red.
The only difference is that when it is oxygenated it is a bright red and when it is depleted of oxygen it is a darker red. The myth of blue blood may have several origins. What color is your blood.
So why does it look blue when you see it through your skin. And is everyones blood always the sam. The level of oxygen in your blood cells determines the brightness of the red color.
Blood pumped directly from the heart is oxygen rich and bright red. What is the color of your blood inside your system before it hits the air. The water mammalian blood is composed of 97 hemoglobin.
The current mythology is that arterial blood and that exposed to the air bleeding is red because oxygen binds with the hemoglobin resulting is a red color. Venous blood is bluish because it is oxygen depleted which results in a blue color. The veins that carry the venous blood are just under the skin hence this is the blue blood you see.
Red blood cells contain hemoglobin a protein with red pigment that carries oxygen. When hemoglobin picks up an oxygen molecule its shape changes to hold the oxygen. This conformation of the protein absorbs and reflects certain wavelengths of light to look bright red.
When hemoglobin releases oxygen its shape is modified and appears darker red.