The liver:An organ in the upper abdomen that aids in digestion and removes waste products and worn-out cells from the blood.
The liver weighs about three and a half pounds (1.6 kilograms).
It measures about 8 inches (20 cm) horizontally (across) and 6.5 inches (17 cm) vertically (down) and is 4.5 inches (12 cm) thick. . .
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