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.
Science is a systematic enterprise that builds and organizes knowledge in the form of testable explanations and predictions about the universe. Contemporary science is typically subdivided into the natural sciences which study the material world, the social sciences which study people and societies, and the formal sciences like mathematics. The formal sciences are often distinguished from the empirical sciences as the former does not depend on empirical observations. Disciplines which use scienc