What's red blood and blue blood?

 What's red blood and blue blood?  

All blood is red. Hemoglobin, an iron-rich protein in red blood cells, mixes with oxygen to give blood its red color. Blood that’s rich in oxygen is known as red blood.   

Your  modes carry oxygen-poor blood. This is  occasionally called blue blood because your  modes can look blue underneath the skin. The blood is actually red, but the low oxygen  situations give  modes a bluish  tinge.  

Do  highways always carry oxygenated blood?  

For the  utmost part, yes. The exceptions are pulmonary  highways and  modes. Pulmonary  highways carry deoxygenated blood to the lungs. Pulmonary  modes return the oxygenated blood to the heart.   

Note

Your circulatory system plays a critical  part in keeping you alive. Blood vessels carry blood to the lungs for oxygen. also your heart pumps oxygen-rich blood through  highways to the rest of the body. Your  modes help your body get  relieve of waste products. Conditions like high blood pressure, high cholesterol and atherosclerosis can affect the health of your circulatory system. However, talk to your healthcare provider about  way you can take to  cover your cardiovascular health, If you have one of these conditions.