Parenchyma is a term used to describe a bulk of a substance. It is used in different ways in animals and in plants. The term is New Latin, from Greek parenkhuma, visceral flesh, from parenkhein, to pour in beside : para-, beside + en-, in + khein, to pour. In animals The parenchyma are the functional parts of an organ in the body. This is in contrast to the stroma, which refers to the structural tissue of organs, being exactly, connective tissues. The mesodermal layer of the embryo develops in… (More on Parenchyma)