Final answer:
The lung volume that represents the amount of air moved into or out of the lungs during a single respiratory cycle is called the tidal volume (TV).
Step-by-step explanation:
The lung volume that represents the amount of air moved into or out of the lungs during a single respiratory cycle is called the tidal volume (TV). Tidal volume refers to the normal amount of air that enters the lungs during quiet breathing, and it is typically about 500 milliliters.