Metacarpal bones Greek form μετακάρπιος. "Metacarpalis", as in "ossa metacarpalia" in the current official Latin nomenclature, "Terminologia Anatomica" is a compound consisting of Latin and Greek parts. The usage of such hybrids in anatomic Latin is disapproved by some. Metacarpal bones In human anatomy, the metacarpal bones or metacarpus, form the intermediate part of the skeletal hand located between the phalanges of the fingers and the carpal bones of the wrist which forms the connection to the forearm. The metacarpal bones are equivalent to the metatarsal bones in the foot. The metacarpals form a transverse arch to which the rigid row of
Human body and about 23 litres of fluid inside cells. The content, acidity and composition of the water inside and outside cells is carefully maintained. The main electrolytes in body water outside cells are sodium and chloride, whereas within cells it is potassium and other phosphates. The body contains trillions of cells, the fundamental unit of life. At maturity, there are roughly 30–37 trillion cells in the body, an estimate arrived at by totalling the cell numbers of all the organs of the body and cell types. The body is also host to about the same number of non-human cells as well