3.3 Shoulder and ArmDeltoid muscle (Figs 3.42, 3.45–3.51)
This muscle covers the anterior, posterior and lateral aspect of
the head of the humerus. The following points are located either
on the muscle or on its margins: S.I.-9, S.I.-10, T.B.-14,
L.I.-15, jianquan(Ex-UE), LU-1, LU-2, LU-3, L.I.-14.AcromionCoracoid processScapula,
superior angle
Supraspinous
fossa
Scapular
spineMedial
borderInferior angleLateral borderGlenoid
cavityFig. 3.44
End of the
axillary foldBorder of
the deltoidDeltoidS.I.-9S.I.-10Fig. 3.45
Fig. 3.46
Abduct
armScapular spineAnterior extremity
of the acromionClavicleAcromio-
clavicular
jointT.B.-14
L.I.-15Deltoid,
posterior fibres
Deltoid,
lateral fibresDeltoid,
anterior fibresFig. 3.47L.I.-15
T.B.-14Anterior fibresPosterior fibresLateral fibres