DR BARRY SLAVEN / SCIENCE PHOTO LIBRARY DR BARRY SLAVEN / SCIENCE PHOTO LIBRARY
Sheep's heart dissection. Close-up of gloved hands using forceps during the dissection of a sheep's heart. The tip of the forceps are inside the the aortic root and outflow tract,. The aorta is the main artery through which blood is pumped from the heart to the rest of the body. A sheep's heart is similar in size to that of a human, and is used to teach basic heart anatomy.
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