The nurse receives report on the 6-month-old child with a congenital abnormality of the hip who is in Bryant's traction. Which observation upon entering the patient's room indicates the patient is positioned appropriately? 

The 3-year-old with sickle cell disease is preparing for discharge following a crisis during which the patient received several blood transfusions. The nurse is providing teaching regarding appropriate food choices for the child. Which foods, if selected by the parents, indicate a need for further teaching? Select all that apply.  

Release of which neurotransmitters in the brain and spinal cord leads to increased nociception? Select all that apply.