PSA is very sensitive in detecting any recurrence of cancer. That's because only prostate cells make PSA -- so if it goes up after a radical prostatectomy, it means prostate cells are still present somewhere.
Aboriginal art is art made by indigenous Australian people. It includes work made in many different ways including painting on leaves, wood carving, rock carving, sculpting, ceremonial clothing and sand painting.Aboriginal art is closely linked to religious ceremonies or rituals.It is an important part of the world's oldest continuous cultural tradition, based on totems and the Dreaming. All the designs, painted or drawn, have a story behind them. Symbols are used in aboriginal art, to show different things.While the meaning of these symbols are often shared, they can change meaning within the same piece, and they can be different between different groups. Aboriginal art is a language in itself, communicating through beautiful patterns.boriginal art is closely linked to religious ceremonies or rituals. It is an important part of the world's oldest continuous cultural tradition, based on totems and the Dreaming.
Indigenous Australians' oral tradition and spiritual values are based upon reverence for the land and a belief in the Dreamtime. The Dreaming is considered to be both the ancient time of creation and the present day reality of Dreaming.anguage groupings and tribal divisions exhibit a range of individual cultures. Australian Aboriginal art has existed for thousands of years and ranges from ancient rock art to modern watercolour landscapes. Aboriginal music has developed a number of unique instruments.