Blood is a body fluid in the circulatory system of humans and other vertebrates that delivers necessary substances such as nutrients and oxygen to the cells, and transports metabolic waste products away from those same cells.
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11 Facts About Blood
2.
Blood is circulated around the body through blood vessels by the pumping action of the heart.
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3.
Blood pH is regulated to stay within the narrow range of 7.
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4.
Blood is circulated around the body through blood vessels by the pumping action of the heart.
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5.
Blood then enters the left ventricle to be circulated again.
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8.
Blood is used to fasten the feathers of birds onto people's bodies.
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9.
Blood is purged from meat by rinsing and soaking in water, salting and then rinsing with water again several times.
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10.
Blood is considered unclean, hence there are specific methods to obtain physical and ritual status of cleanliness once bleeding has occurred.
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11.
Blood is one of the body fluids that has been used in art.
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