Name: Complex Tissues (Xylem and Phloem)
Uploaded: 2019-07-19
Duration: 6 min 10 s
Description: The average height of a coconut tree is 30 m. How does a coconut tree move water from its roots to the very tips of its leaves? Is it magic, or is it science...

Question

Differentiate between arteries and veins.

Accepted Answer

The main differences between arteries and veins are as follows:

Characteristic Arteries Veins

Function They carry blood away from the heart to various parts of the body. They carry blood from various parts of the body towards the heart.

Characteristic Arteries Veins

Type of blood carried Oxygenated blood is carried by the arteries except for the pulmonary artery. Deoxygenated blood is carried by the veins except for the pulmonary vein.

Characteristic Arteries Veins

Thickness of wall Arteries have thick muscular walls which are elastic in nature. Veins have thin muscular walls which are inflexible in nature.

Characteristic Arteries Veins

Location They are deeply situated within the body. They are superficial, and peripherally located closer to the skin.

Characteristic Arteries Veins

Valves Arteries do not contain valves. They have valves.

Characteristic Arteries Veins

Size of lumen As the walls are thick, the lumen is narrow. The blood flows under huge pressure. The walls are thin, and the lumen is wide, therefore, there is less pressure exerted on the walls.

Differentiate between arteries and veins.

Important Questions on Transportation of Materials

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