Final answer:
The required lpm for nasal cannulae is 1-2 lpm. Nasal cannulae are a type of oxygen delivery device used to deliver a low flow of oxygen to a patient.
Step-by-step explanation:
The required lpm for nasal cannulae is Option 1: 1-2 lpm. Nasal cannulae are a type of oxygen delivery device used to deliver a low flow of oxygen to a patient. The flow rate range of 1-2 lpm is typically used for patients who require a low level of supplemental oxygen.