Who is Medicine Woman from Ride the Wind: The Story of Cynthia Ann Parker and the Last Days of the Comanche and what is their importance?

Medicine Woman (Pohawe) is Naduah's Indian grandmother. She takes the place of Cynthia Ann's grandmother, and as the girl becomes Naduah, Medicine Woman teaches her all she knows about healing. Medicine Woman loves Naduah as much as she would love an Indian girl. She dies during an epidemic.