1 The conceptions of element, compound and mixture became more precise than they had been hitherto; in an element all the atoms are alike, in a compound all the molecules are alike, in a mixture there are different kinds of molecules.
is situated. The liver is a large reddish brown solid organ that sits in the upper part of the abdomen, tucked away under the right side of the rib cage. Above it is the heart and the right lung, and it is separated from them by a thin sheet of muscle called the diaphragm.ile made in the liver flows out through this bile duct (which is a thin tube the size of a drinking straw), and goes down to the gut, where it mixes with food. The gall bladder is a small greenish pear-shaped bag that hangs off the bile duct.
The liver is one of the vital organs of the body, responsible for hundreds of chemical actions that the body needs to survive. It is also a gland because it secretes chemicals that are used by other parts of the body.For these reasons the liver is both an organ and a gland.he liver is the largest internal organ of the body and is located in the right upper quadrant of the abdomen, beneath the diaphragm and is protected by the lower right ribs. It also extends across the midline toward the left upper quadrant of the abdomen.