If changes are needed, the RN or Therapist instructs in the changes needed. The skilled need then becomes supervising and skilled assessment for accuracy, compliance, necessary updates or changes, side effects, infection, complications, etc. These do not justify long term continued care however.
Main article: Natufian culture. The second period, Mesolithic 2, is also called the Natufian culture. The change from Mesolithic 1 to Natufian culture can be dated more closely. The latest date from a Mesolithic 1 site in the Levant is 12,150 BC. The earliest date from a Natufian site is 11,140 BC.
What is now called Egypt was founded as a colony by Nubians, led by Asar, Egypt's first ruler, whom the ancient Greeks later called Osiris. After death he was deified and became a god. He was part of the history's first holy trinity featuring Aset and Heru, whom the Ancient Greeks later called Isis and Horus.