Your blood is red, so why are your veins blue?
What Color is Your Blood?
What Color is Blood REALLY? (6 min version)
Why is blood red in color? | #aumsum #kids #science #education #children
Blue Blood and Red Blood
Why do Veins appear Blue when the blood that they carry is Red?|HOTS|Class7
How Long Are Your Blood Vessels? 🤔
What color is blood? Red? Blue? Black?
5 Signs Of Poor Blood Circulation That You Shouldn't Ignore
Why Do Our Bones Make Our Blood?
Here's Why My Blood Is Actually Yellow
13 Common Signs You Have Poor Blood Circulation Without Even Knowing It
Types Of BLOOD GROUPS | Why Are There Different Blood Groups? | Dr Binocs Show | Peekaboo Kidz
Warning Signs of Low Oxygen in the Blood
Why Is Blood Drawn From Veins And Not From Arteries?
Period Blood Colors Explained | Myths | What It Says About Your Health
Circulatory System for Kids | Learn all about how blood travels through the body
High / Low Protein in Your Blood: What Does It Mean?
Circulatory System and Pathway of Blood Through the Heart
What color is blood REALLY? (Full length version)