Your blood is red, so why are your veins blue?

Blue Blood and Red Blood

What Color is Blood REALLY? (6 min version)

Why do Veins appear Blue when the blood that they carry is Red?|HOTS|Class7

Circulatory System for Kids | Learn all about how blood travels through the body

How Blood Flows through the Body Animation - Circulatory System Video

How Long Are Your Blood Vessels? 🤔

Why is blood red in color? | #aumsum #kids #science #education #children

blood physiology imp questions part 2

Why This Man’s Skin Turned Blue

13 Common Signs You Have Poor Blood Circulation Without Even Knowing It

Human heart, lungs, arteries and veins

Bruises - Why does it happens? | Symptoms, Causes and treatment (Urdu/Hindi)

5 Signs Of Poor Blood Circulation That You Shouldn't Ignore

Circulatory System and Pathway of Blood Through the Heart

What Happens To Your Body After You Die? | Human Biology | The Dr Binocs Show | Peekaboo Kidz

What color is blood? Red? Blue? Black?

Types Of BLOOD GROUPS | Why Are There Different Blood Groups? | Dr Binocs Show | Peekaboo Kidz

What Color Is Human Blood? | Red? Blue?

Cause of sudden bruises and it's correlation with leukemia - Dr. Rasya Dixit