The Certified Wound Care Nurse exam is offered quarterly at various testing centers across the United States. The fee to take the exam is $300 with discounts applied if more than one WOCNCB certification exam is taken at a time.
The Ptolemaic model of the solar system held sway into the early modern age; from the late 16th century onward it was gradually replaced as the consensus description by the heliocentric model. Geocentrism as a separate religious belief, however, never completely died out.
The heliocentric model is a theory that places the Sun as the center of the universe, and the planets orbiting around it. The heliocentric model replaced geocentrism, which is the belief that the Earth is the center of the universe.