What is the anatomical significance of GB-22?

The anatomical significance of GB-22 being an exit point for the Gallbladder (GB) meridian is key to understanding its role in Traditional Chinese Medicine (TCM). An exit point is where energy, or Qi, leaves the meridian system to interact with the body or other meridians. GB-22, also known as "Tianxi," is located near the axilla within the chest area, making it important for the flow of Qi and influencing the function of the Gallbladder.

This specific positioning allows GB-22 to play a significant role in regulating not only the Gallbladder but also in addressing issues related to the flow of Qi in the related Yang channels. It creates an important linkage in the network of meridians, aiding in the maintenance of bodily functions and the overall balance of energy.

The other options relate to different anatomical or functional aspects of acupuncture points but do not accurately represent GB-22’s primary significance. For instance, junction points typically refer to locations where multiple meridians converge, and while GB-22 may have interactions with nearby structures, it does not serve as a junction for Small Intestine and San Jiao. Furthermore, its relation to the ear is not directly attributed to GB-