Summary Topography - The upper limb

Name Origin Insertion Innervation Vascularisation Function
pars clavicularis:
- extremitas sternalis claviculae adduction
pars sternocostalis: flexion
N. pectoralis medialis (C8-T1) A. thoracoacromialis
M. Pectoralis major - sternum, pars frontale & cartilago crista tuberculi majoris humeri
N. pectoralis lateralis (C5-C7) A. thoracica interna
endorotation
costalis (I – VI) inspiration
pars abdominalis: horizontal adduction
- vagina M. rectus abdominis
pulls shoulders down and forward
N. pectoralis medialis (C8-T1) detraction of scapula
M. Pectoralis minor frontal aspect (II) III – V rib processus coracoideus scapulae
N. pectoralis lateralis (C5-C7)
A. thoracoacromialis
elevates ribs
inspiration
facies superior costa I (lateral of lig. sulcus subclavius until extremitas pulls clavicula down
M. Subclavius N. subclavius (C5-C6) A. thoracoacromialis
costoclaviculare) acromialis claviculae stabilises the clavicula in SC joint
abduction scapula
M. Serratus anterior lateral side of costae I – VIII (IX) costal face margo medialis scapulae N. thoracicus longus (C5-C7) A. thoracica lateralis
upward rotation scapula
fascia thoracolumbalis
processus spinosi T7-L5 & sacrum extension
M. Latissimus dorsi crista illiaca (posterior ⅓) crista tuberculi minoris humeri N. thoracodorsalis (C6-C8) A. subscapularis endorotation
costae IX – XII adduction
angulus inferior scapulae
adduction
margo laterale scapulae N. subscapularis (C5-C6)
M. Teres major angulus inferior scapulae
crista tuberculi minoris humeri
(of N. thoracodorsalis (C6-C8))
A. circumflexa scapularis endorotation
extension
tuberculum majoris humeri, pars exorotation
M. Teres minor margo lateralis scapulae inferior N. axillaris (C5-C6) A. circumflexa scapularis adduction
capsula articularis stabilises humeral head
tuberculum majoris humeri, pars exorotation
fossa infraspinata A. suprascapularis
M. Infraspinatus fascia infraspinata
intermedia N. suprascapularis (C5-C6)
A. circumflexa scapularis
stabilises humeral head
capsula articularis abduction
tuberculum majoris humeri, pars abduction
fossa supraspinata
M. Supraspinatus fascia supraspinata
superior N. suprascapularis (C5-C6) A. suprascapularis stabilises humeral head
capsula articularis tenses joint capsule
tuberculum minoris humeri
fossa subscapularis A. subscapularis endorotation
M. Subscapularis facies costalis scapulae
crista tuberculi minoris humeri N. subscapularis (C5-C6)
A. thoracica lateralis stabilises humeral head
capsula articularis
pars descendens:
pars descendens:
- elevation scapula
- protuberantia occipitalis externa
pars descendens: - homolateral lateroflexion head/neck
- linea nuchae superior
- extremitas acromialis claviculae - extension head/neck
- ligamentum nuchae
pars transversa: N. accessorius (XI) - contralateral rotation head/neck
M. Trapezius - processus spinosus C7 A. scapularis descendens
- acromion branch of the plexus cervicalis pars transversa:
pars transversa:
pars ascendens: - retractieon scapula
- processus spinosi T1-T4
- spina scapulae pars ascendens:
pars ascendens:
- depression scapula
- processus spinosi T5-T12
- upwards rotation (with p. desc.)
downward rotation
lig. supraspinale margo medialis scapulae, lower
M. Rhomboideus major processus spinosi T2-T4(5) aspect
N. dorsalis scapulae A. scapularis descendens adduction scapula
elevation scapula




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