| the inner of the two bones of the leg, that extend from the knee to the ankle; the shinbone |
| the depression in the center of the surface of the abdomen indicating the point of attachment of the umbilical cord to the embryo; navel. |
apheresis aph·e·re·sis (āf'ə-rē'sĭs)
n.
A procedure in which blood is drawn from a donor and separated into its components, some of which are retained, such as plasma or platelets, and the remainder returned by transfusion to the donor. Also called hemapheresis.