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Walter Carter
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What happens to blood vessel size?
The size of blood vessels varies enormously, from a diameter of about 25 mm (1 inch) in the aorta to only 8 Ξm in the capillaries.
What is the purpose of the vessels?
The same as a humans blood vessels, to take blood to the heart.
How fast is the speed of blood inside the vessels?
it depends upon the size of blood vessels,some are small in size and some are big,in this situation there is alteration of blood flow,so the speed of blood inside the vessels wont be constant
What is the purpose of frog's blood vessels?
The same as a humans blood vessels, to take blood to the heart.
What are the tiny blood vessels that are only the size of one cell?
The smallest blood vessels are called capillaries.
Can blood vessels make new blood vessels?
Blood vessels can form new blood vessels, this is called angiogenesis.
Differences between vasodilation and vasoconstriction?
Vasodilation is relaxation of blood vessels leading to increase in lumen size. Vasoconstriction is contraction of blood vessels leading to decrease in lumen size.
Is blood moving at the same speed through all blood vessels?
No
Why are the capillaries very small in size?
they are blood vessels that reachout to the cells
The system controls the size of body openings and blood vessels?
muscular
Why are the capillaries very small size?
they are blood vessels that reachout to the cells
Are vessels n artery the same?
no they are not the same. It is because arteries pumps blood out.
