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Q: How thin are the smallest areteries?
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Do humans have a double circulatory system?

yes areteries and veins


How are areteries different than veins?

areteries pump blood around the body, and are ticker so they can with stand the pressure that is used to pump the bloody from the heart to muscles and organs around the body. where as veins are thiner and have valves on them to stop back flow as these are the ones that take blood back to the heart from around the body, via the lungs, when it is deoxygenated to pick up more oxygen then be pumped back around the body again, via the areteries.. hope that helps..


About how thin are the smallest arteries?

I think it is the cappilaries but those could be veins.


Does artery pumps blood at high pressure?

(you mean "do areteries pump blood at a high pressure?") areteries do pump blood at high pressure when they are entering the heart.but it flows out at a slower pressure as it is entering the capillaries.the arteries a very narrow tubes and so for a successful flow the blood pumps into the heart quickly.


What are the three types of blood vessels from smallest to largest?

The order from largets lumen to smallest lumen is vein, artery, venule, arteriole then capillary. This is only a general rule as the different vessels of the same type are different sizes and also the size of arterioles can change to alter blood flow.


What is the smallest agranulocytes that have relatively large round nuclei with thin rims of cytoplasm?

The smallest agranulocyte with relatively large round nuclei and thin rims of cytoplasm is a lymphocyte. Lymphocytes are a type of white blood cell that plays a key role in the immune system by producing antibodies and helping to destroy pathogens.


What is the smallest part of the circulatory system?

The smallest part of the circulatory system is the capillary. Capillaries are tiny, thin blood vessels that allow for the exchange of oxygen, nutrients, and waste products between the blood and tissues in the body.


What are the smallest window blinds they make?

There are blinds made for bathroom windows, which are very small and thin. However, you can always cut your blinds and size them differently.


What is the smallest area you can get for a rectangle with a perimeter of 24 cm?

11 cm2 zero, when two opposite sides are 12 cm, and the rectangle is infinitely thin


What vessels of the body are thin and small enough to allow materials to pass over the membrane?

Capillaries are the smallest blood vessels in the body and are thin enough to allow for the exchange of materials (such as nutrients, oxygen, and waste products) between blood and surrounding tissues. Their thin walls facilitate this exchange by allowing substances to pass through easily.


What is the smallest living thing?

The smallest living thing is a single-celled microorganism known as a bacterium or a virus. These organisms are so tiny that they can only be seen under a microscope.


What is a tiny unit of living material surrounded by a thin membrane is called what?

A cell is a tiny unit of living material surrounded by a thin membrane.