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anatomy of the heart | HeartFacts.co.uk » Heart physiology/anatomy

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I have a decent background in human biology, but for some reason, the blood flow through the heart stumped me every time! A nice little visual for the A&P kids.

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The human heart stripped off all its fat and muscle, leaving only the angel veins exposed; something utterly beautiful.

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from ViralNova.com

22 Ridiculous (And Hilarious) Knitting Fails Will Make You Ask D.I.Why?!

"Body Box" by Caroline Gates http://wp.me/pjlln-2ao #knit #knitting #knithacker. Fun for older kids

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Only cardiac muscle has this particular appearance, which is given to it by something called intercalated discs. Cardiac muscle also consists of single muscle cells, called Cardiomyocytes; where something such as skeletal muscle cells are MULTInucleated (more than one cell nucleus).

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Human Body Facts - PiR Resourcing Human Physiology - What does blood do? Fun…

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