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as big as your little finger
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∙ 12y agobig
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What are the finest blood vessels?
Capillaries are the small blood vessels that are near the surface of the skin. They connect arterioles and venules, and they are the smallest blood vessels in the body.
Is blood pressure highest in the veins?
No. Veins carry the blood back to the heart, and are low-pressure vessels. The arteries are the high-pressure vessels.
How does the heart pump blood to itself?
Interestingly, none of the blood pumped THROUGH the heart provides circulation TO the heart itself. The heart muscle has its own set of arteries and veins (such as the descending and circumflex) from which to obtain oxygen and nutrients.
What can cause innocent heart murmurs?
caused by blood flowing through the chambers and valves of the heart or the blood vessels near the heart. Sometimes anxiety, stress, fever, anemia, overactive thyroid, and pregnancy will cause innocent murmurs
What blood vessels are usually affected in cases of Acrocyanosis?
Mainly, blood vessels near the surface of the skin are affected
What is blood pressure needed for?
Blood pressure is defined as "the pressure exerted by circulating blood upon the walls of blood vessels." If someone has no blood pressure, it means their heart is no longer circulating blood which means they are either dead or near death.
A scientist finds fossae on a bone sample What can the scientist conclude?
This bone was located near the brain. This bone had nerves running through it.
When you shiver what happens to your blood vessels near to your skin?
you get goosebumps.
What part of the digested system is intestine in?
The intestine is in the near the blood vessels
What happens in the blood vessels near the body cells?
The blood goes to all of the body parts.
What do mast cells secrete?
Mast cells release histamines which will dilate small blood vessels during inflammation. They are scattered throughout the connective tissues of the body, especially beneath the surface of the skin, near blood vessels and lymphatic vessels, within nerves, throughout the respiratory system, and in the digestive and urinary tracts.
Where is the place of 3 kinds of blood vessels?
Three kinds of blood vessels: Arteries - Generally pump blood from the heart (Except the pulmonary artery) Veins - Carry blood to the heart Capellaries - between cells and arteries and veins. Arteries tend to be deeper within limbs and torso, while veins run nearer the surface. Veins running near the surface can cool blood. Getting rid of heat is a big problem for the human body.
