Question

what do the greenish - Blue Lines just below our skin on hands and legs represent ?

Answer 1

These are not lines these are blood vessles also called veins which carry deoxygented blood to the heart from all the parts of your body.

Answer 2

The greenish-blue lines below our skin on hands and legs represent the presence of blood veins in our body.

- There are two types of bloods which the blood veins carry through them.

• Oxygenated blood.

• Deoxygenated blood.

- The deoxygenated blood is black or reddish black in colour.

When this deoxygenated blood passes through veins, it's look like greenish blue in colour from the outside.

- Now,the body parts where the skin is comparatively thin (eg. Hand,Leg) we can see the bare glimpses of the blood veins which appears as greenish-blue lines.