An open system is a system that interacts with its environment by exchanging energy, matter, or information, allowing it to adapt and evolve over time. This interaction distinguishes it from closed systems, which do not exchange with their surroundings, making open systems more dynamic and responsive to changes in their environment.
Breathing circuits are systems used to deliver anesthetic gases and oxygen to patients while removing carbon dioxide during medical procedures. They are crucial in maintaining patient safety and comfort, and come in various configurations to suit different clinical needs and settings.