1 Jing luo(Channel and Network Vessel System)
Channel circuits
Within the primary channel system we can distinguish three cir-
cuits, each circuit comprising four primary channels. The trajec-
tories of two of the channels in one circuit are located on the Yin
side of the body, the more anterior side (Interior), and two are
found on the Yang side, the more posterior side of the body
(Exterior). The Stomach channel (foot yangming, for more
detail ➞1.2.3) presents the exception to this rule. Despite its
major part running along the anterior side of the body, it is con-
sidered a Yang channel (➞Fig. 1.12 and 1.3).
BL
G.B.
ST
KID
LIV
SP
P
LU
L.I.T.B.S.I.
Hand
Head
Foot
taiyang Thorax
shaoyang
taiyin
jueyin
shaoyin
yangming
Yang
channels
Yin
channels
HE
taiyang
shaoyang
yangming
Fig. 1.12 Principle of the channel circuits
First circuit
Channel Time Starts Terminates Hand/foot
LU 3–5 a.m. Thorax Finger tips Hand (shou) taiyin
L.I. 5–7 a.m. Finger tips Face Hand (shou) yangming
ST 7–9 a.m. Face Tips of the toes Foot (zu) yangming
SP 9–11 a.m. Tips of the toes Thorax (Heart) Foot (zu) taiyin
Second circuit
H 11 a.m.–1 p.m. Thorax Finger tips Hand (shou) shaoyin
S.I. 1–3 p.m. Finger tips Face Hand (shou) taiyang
BL 3–5 p.m. Face Tips of the toes Foot (zu) taiyang
KID 5–7 p.m Tips of the toes Thorax (Pericardium) Foot (zu) shaoyin
Third circuit
P 7–9 p.m. Thorax Finger tips Hand (shou) jueyin
T.B. 9–11 p.m. Finger tips Face Hand (shou) shaoyang
G.B. 11 p.m.–1 a.m. Face Tips of the toes Foot (zu) shaoyang
LIV 1–3 a.m. Tips of the toes Thorax (Lung) Foot (zu) jueyin
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