Why does blood turn dark red while passing in veins through the body?

It starts to coagulate.

No worries! We‘ve got your back. Try BYJU‘S free classes today!

The oxygen in it is replaced with carbon dioxide.

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

Farther the blood from the heart, more dark red it is.

No worries! We‘ve got your back. Try BYJU‘S free classes today!

It gets old and dirty flowing throughout the body.

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is B The oxygen in it is replaced with carbon dioxide.
Because deoxygenated haemoglobin present in veins looks darker red in colour.

Suggest Corrections

Similar questions

Why does blood turn dark red as it circulates through the body?

Why does bright red colour blood turn dark once circulation begins?

Blood is red in colour. Oxygen-rich blood is bright red as it leaves the heart. When it returns to veins without oxygen, it turns blue. Does it mean that the haemoglobin is turned off in the absence of oxygen?

Why the blood does not dry in our body, while it dries outside our body?

Why does blood flow with high pressure and speed in the arteries and not in the veins?

Join BYJU'S Learning Program

Why does blood turn dark red while passing in veins through the body?

The correct option is B The oxygen in it is replaced with carbon dioxide.Because deoxygenated haemoglobin present in veins looks darker red in colour.

The correct option is B The oxygen in it is replaced with carbon dioxide.
Because deoxygenated haemoglobin present in veins looks darker red in colour.