5 The Eight Extraordinary Vessels (qi jing ba mai) with PointsConnections with other channels/Organs
● Kidney, Bladder, Gall Bladder, Stomach, Large Intestine and
Small Intestine primary channels
● BrainClinical importance (➞1.7.2, 1.7.3)
● Together with the yin qiao mai controls the musculature of
the lower extremities
● Together with the yang qiao mairegulates the opening and
closing of the eyes
● Regulates the functioning of the Brain, eliminates internal
and external Wind from the head
● Removes obstructions and stagnation from the spine, espe-
cially after traumatic injuriesBL-1BL-1(jingming): In a depression 0.1 cun superior and medial to
the inner canthus of the eyeBL-10Occipital
boneAxisG.B.-20G.B.-20 Lower
border of
the occiput
Sternocleido-
mastoid
G.B.-20(fengchi): On the lower border of the occipital bone, in
the depression between the origins of the sternocleidomastoid
and trapeziusAtlas
Du-16G.B.-20Occipital G.B.-20
boneLower
border of
the occiputExternal
occipital
protuberanceDu-16(fengfu): On the posterior midline, directly below the
external occipital protuberance, in the depression between the
origins of the trapeziusCh05b-F10028.qxd 2/22/08 9:56 PM Page 536