Which of these structures are purines? [Text describing the…

Which of these structures are purines? [Text describing the images: (A) shows two rings attached to each other, one with 4 carbon and two nitrogen, and the other with 3 carbon and 2 nitrogen; (B) shows two rings attached to each other, one with 4 carbons and two nitrogen, and the other with 3 carbons and 2 nitrogen; (C) shows a ring with 4 carbons and 2 nitrogen; (D) shows a ring with 4 carbons and 2 nitrogen; (E) shows a ring with 4 carbons and 2 nitrogen]

The nurse is caring for an 84-year-old elderly female. She w…

The nurse is caring for an 84-year-old elderly female. She was admitted to the nursing home with a diagnosis of dementia of the Alzheimer’s type. Her family asks what signs and symptoms they can expect with this diagnosis. Which of the following signs and symptoms are expected in this client?  Select four (4) correct answers from the options below.