Oxygen Delivery Systems – Fundamentals of Nursing | NORCET Notes 2025 🫁 Fundamentals of Nursing – NORCET 2025 Oxygen Delivery Systems Complete study notes on Low-flow & High-flow oxygen devices, FiO2 values, Venturi mask colour codes, cylinder colour codes, oxygen therapy complications and high-yield MCQs — ready for NORCET, AIIMS & State Nursing Exams. 💨 Low-flow & High-flow Devices 🎨 Venturi Colour Codes 🟢 Cylinder Colour Codes ❓ 14 MCQs Included 🧠 Mnemonics 💡 Introduction to Oxygen Therapy Oxygen therapy is the administration of oxygen at concentrations greater than that in room air (21%) to treat or prevent hypoxia. It is one of the most commonly prescribed therapies in nursing practice. Correct selection of the oxygen delivery device is critical for patient safety and effective tre...