The basic Celtic Cross is a symbol comprising a conventional cross with a ring around the intersection of the stem and the arms (as per the more elaborate example above).
Biomedical science includes any course of scientific study related to biology as it affects health care. It includes classes such as physiology, anatomy, epidemiology, biochemistry, nutrition and kinesiology. Biomedical sciences are the foundation of knowledge for all health care professionals.
Health sciences is the study of techniques and procedures that are used in assisting physicians and other health professionals to care for the sick, rehabilitate the injured, diagnose ailments, or conduct research in clinical labs.