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Arteries have the most thick and elastic walls causing them to have a smaller lumen. They have the most thick walls because they have to withstand the high amounts of pressure as they carry oxygenated blood. This is the reason they have no valves as their is no chance of back flow of blood unlike veins.

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Q: Give a reason why the blood vessel has the thickest and most elastic wall?
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Related questions

What is the thick walled blood vessels?

veins


Which type of blood vessel exhibits elastic recoil to maintain diastolic blood pressure?

Arteries!


What kind of blood vessels carry away from the heart?

The "type" of blood vessel is an artery.The largest, an elastic one connected to the heart, is the aorta.


Why is the aorta the thickest blood vessel?

Because it has to face the Total Peripheral resistance that is created by the arterioles, and overcome that resistance to pump blood.


Are there other names for blood vessel?

An elastic tubular channel, such as: * An artery * A vein * A capillary


Which layer of a blood vessel contains concentric sheets of smooth muscle tissue?

Arteries in general have the thickest layer of muscle and elastic, in order to cope with the high pressure. To be more specific, the aorta (the largest artery in the body) has the largest layer, because it is dealing with very high pressure, greater than that in any other blood vessel.


The muscular layer of a blood vessel is the?

The tunica media is the middle layer of the wall of a blood vessel. It is made up of smooth muscle cells and sheets of elastic tissue that help regulate blood flow in the body by causing the blood vessel to narrow or widen.


What is the purpose of elastic tissue in the blood vessel walls?

Windkessel, they moderate the changes in pressure between systole and diastole


What is a vessel with a thick layer of smooth muscle and elastic fibers that allow for expansion?

An artery is a vessel with a thick medial layer, consisting of smooth muscle to allow for constriction or dilation in order to control blood flow through the vessel.


Where Elastic fibers are absent in case of blood vascular system?

The capillaries are the only blood vessels without elastic tissue. This is so that the vessel walls are as thin as possible to reduce the diffusion distance (for gases and waste products). Veins do contain a layer of elastic tissue is their walls, but this is a very thin layer (when compared to arteries).


What is a muscular and elastic-walled vessel that carries blood from the heart through the body?

In all but one case, that would be an artery. The exception is the pulmonary vein.


A thick walled and elastic vessel that carries nutrients and oxygen away from the heart?

Arteries carry blood containing oygen and nutrients away from the heart. They are thick walled and elastic to cope with the pressure exerted by the contraction of the heart.