Pángguāng 膀胱 — Bladder channel-entry target
Bladder network affinity
A Bladder channel-entry designation indicates a relationship to the Bladder network and its fluid-transforming functions as described in herbal references. The lower-trunk dot is a target-organ projection with a broad uncertainty radius, not a bladder contour.
Point 7 of 12 in Gui Jing (歸經) — Meridian Tropism
Cross-tradition overlaps
No overlapping points are registered for this point.
Sources
Shennong Bencao Jing (神農本草經) (primary_canonical)
The materia-medica corpus classifies substances by nature, function, and therapeutic destination; it is a classical source for tropism reasoning but does not present a modern twelve-meridian diagram.
Bensky, Clavey & Stöger, Chinese Herbal Medicine: Materia Medica (secondary)
A contemporary materia-medica reference that records channel-entry and organ-affinity conventions used in clinical Chinese herbal practice.