Radiologists graduate from accredited medical schools, pass a licensing examination, and then go on to complete a residency of at least four years of unique post-graduate medical education in, among other topics: 1  Radiation safety and protection. 2  Radiation effects on the human body.
Handfasting is an ancient Irish wedding tradition. Handfasting is an ancient Celtic custom, especially common in Ireland and Scotland, in which a man and woman came together at the start of their marriage relationship. 1 Origin of the term.
Hand-clasping: The myth. When people clasp their hands, almost all have a strong preference; either the right thumb is on top (R) or the left thumb is on top (L). Hand-clasping is sometimes used to illustrate basic genetics; the myth is that hand-clasping is controlled by one gene with two alleles, and the allele for L is dominant.