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The blood vessels that carry blood away from the heart, arteries, need to withstand the pressure exerted by the heart as it pumps to the blood to the lungs and to all the tissues of the body. These have thicker muscular walls, veins deal with far less pressure, so their muscular layer is thinner.
Wiki User
∙ 15y ago
Wiki User
∙ 6y agoArteries carry more blood volume than veins. They also carry the blood away from the heart - meaning they need to be stronger than veins, as they need to push the blood round the body. Veins are simply the 'return' mechanism and don't need to be as strong.
Wiki User
∙ 12y agoIt has a thick, muscular wall for carrying blood at high pressure. Veins carry blood at a low pressure, so don't need such thick and muscular walls.
Wiki User
∙ 9y agoArteries have thicker walls than veins. Arteries must be able to withstand the higher pressure from the volume of blood being pumped through them.
Wiki User
∙ 12y agoarteries
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Briefly explain what vasodilation is?
Vasodilation is the widening of blood vessels resulting from relaxation of the muscular wall of the vessels. Usually occurs during exercise, so that more oxygenated blood can be pumped to the body's tissues. Vasodilation is the widening of blood vessels resulting from relaxation of the muscular wall of the vessels. Usually occurs during exercise, so that more oxygenated blood can be pumped to the body's tissues.
What is vaso-contriction?
Vaso meaning blood vessels and constriction meaning narrowing. Vasoconstriction is when your blood vessels become smaller or more narrow. This applies to arteries, veins, etc. A common vasoconstricter is Visine, because it constricts the blood vessels in the eye which is why your sclera turns from red to white.
Why are muscle cells stretchy?
All blood vessels can stretch to an extent. However, arteries are most flexible because they have more muscular fibers in their walls.
Why do earth worms have a circulatory system?
An earthworm has a circulatory system consisting of four or more ventral blood vessels and one dorsal blood vessel that is also its heart. Most of the pumping of blood is performed by general muscular movements.
What will happen to your blood vessels if you eat to much fat?
The blood vessels will be more thinner, blood cannot pass smoothly and thus you will have blood pressure.
What is the definition of artery?
The trachea or windpipe., One of the vessels or tubes which carry either venous or arterial blood from the heart. They have tricker and more muscular walls than veins, and are connected with them by capillaries., Hence: Any continuous or ramified channel of communication; as, arteries of trade or commerce.
What are three types blood vessels called?
the three types of blood vessels are the arteries, veins, and capillaries. Read more:
Explain relationship between the diameter of vessels and the velocity of blood?
describe and explain the relationship between the diameter of vessels and the velocity of blood
How alcohol affects blood vessels?
Long term alcohol use causes the blood vessels to become more fragile and prone to rupture. Alcoholics have a much higher risk of stroke, aneurysms esophageal varicies and bleeding disorders.
When your blood vessels widen more is able to get to the large muscle groups?
BLOOD
Blood vessels justappeared in may arm why?
well if you have been working out for a long time than you blood vessels will start to pop out. the more muscle you have the more vessles you have popping out.
Do ACE inhibitors affect blood vessels?
ACE inhibitors make blood vessels relax, which helps lower blood pressure and allows more oxygen-rich blood to reach the heart
