Final answer:
The most appropriate method for determining if you are delivering adequate tidal volume to a child during BVM ventilations is by observing the chest rise or using capnography.
Step-by-step explanation:
The most appropriate method for determining if you are delivering adequate tidal volume to a child during BVM (bag-valve-mask) ventilations is by observing the chest rise. Tidal volume is the volume of air that is delivered to the lungs with each breath, and it can be assessed by visually inspecting the expansion of the child's chest during ventilations. If the chest rises adequately, it indicates that an adequate tidal volume is being delivered.
Another method for verifying tidal volume is through the use of capnography, which measures the concentration of carbon dioxide in exhaled air. If the end-tidal carbon dioxide (ETCO2) level is within the normal range, it suggests that an adequate tidal volume is being delivered.