Final answer:
Digestion is the physiological phenomenon that is not closely linked with the function of the LV for maintaining the free flow of Qi.
Step-by-step explanation:
The physiological phenomenon that is not closely linked with the function of the LV for maintaining the free flow of Qi is digestion. The LV (liver) plays a role in many physiological processes, including the movement of Qi (energy) throughout the body. However, digestion is mainly regulated by the digestive system, which includes organs like the stomach and intestines.