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Because there is more pressure on the artery wall (from the heart) than that of the vein.
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∙ 12y ago
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What are the differences of the wall of the artery and a vein?
The muscularis layer of arteries has a thicker layer of smooth muscle.
What makes a vein different from an artery in terms of the structure?
The artery has more muscle, media layer. This is used for contraction. The veins have little muscle layer, but have valves to prevent back flow.
Is the aorta an artery or a vein?
it is a VEIN <3
What is the opposite of vein?
Artery.
What does the artery vein vein do?
there is no such animal as an artery vein.... you have artery and you have veins... no vessel is both, unless used in a CABG.
Is the jugular a vein or artery?
It's a vein. The artery going to your head is the carotid artery.
Which has less nitrogenous waste the renal vein or the renal artery?
The blood in the Renal Vein:* Is low in oxygen. * Returns to the heart. The blood in the Renal Artery:* Has high amounts of oxygen. * Is pumped from the heart.
What is tunica intima?
The tunica interna, is a thin layer only a few cells thick of a vein and artery, made up of connective tissue and elastic fibers. It is sometimes referred to as the intima membrane. It is this layer that gives smoothness to the lining of the vessel, enhancing blood flow.
What veins and arteries travel through the renal sinus?
segmental artery, renal artery, renal vein, arcule vein, interlobular vein, interlobular artery
The outermost layer of an artery or vein is called the?
The outer layer is called the tunica externa (or tunica adventitia) and is composed mostly of connective tissue
Is Artery more thicker than vein?
the wall of an artery is usuallythicker that the wall of a vein.
What is wider artery a vein or capillary?
artery
