pedigree

pedigree In medicine, a family health history that is diagrammed with a set of international symbols to indicate the individuals in the family, their gender, their relationships to one another, those with diseases, and other data. A pedigree is a basic tool of clinical genetics that is used to determine that a disease is genetic,…

pectoral muscle

pectoral muscle One of the muscles of the front of the upper chest. The pectoral muscles are familiarly known as the pecs and are the muscles underneath the breasts. Pectoral muscles are used by the upper extremities to push objects in front of the body. For example, these are the muscles that are exercised in…