Final answer:
The pediatric rib cage is relevant to the subject of Pediatrics or Pediatric Medicine as it involves studying the unique characteristics and development of the rib cage in children.
Step-by-step explanation:
The pediatric rib cage refers to the rib cage of a child. It is relevant to the subject of Pediatrics or Pediatric Medicine as it involves studying the unique characteristics and development of the rib cage in children. The pediatric rib cage is more pliable and flexible compared to that of adults, allowing for expansion and growth as the child develops.