Question

What Is Veins? Describe its Functions!!
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Answer 1

Answer:

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What Is Veins? Describe its Functions!!

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Veins bring blood from body organs to the Heart.They have Thin walls.The valves present inside the Veins make the blood to flow only towards the heart. The flow of blood in veins is not jery and the blood is deoxygenated .

But, pulmonary veins carry oxygenated blood from lungs to left auricle of the heart.

Veins Begin as capillaries. They join and rejoin to form large veins that open into the right auricle of the heart.

Functions of Veins Are as Follows:-

• It is Thin-walled with wide lumen
• In veins, Blood flows from body organs to the heart.
• It collects blood from body organs and brings it back to heart.
• It carries deoxygenated blood(Except pulmonary arteries)