Summary Topography - The trunk

Name Origin Insertion Innervation Vascularisation Function
fasciae of the superior aspects of M. base of mandibula
Draws the corners of the mouth
pectoralis major & M. deltoideus skin of cheek and lower lip A. facialis (superior part)
M. Platysma N. facialis (VII) inferiorly and widens it :(
subcutaneous tissue of infraclavicular and angle of mouth A. suprascapularis (inferior)
Tightens and lifts the skin of the neck
supraclavicular regions M. orbicularis oris
heterolateral rotation
caput clavicularis: branches of A. carotis externa
flexion neck
- extremitas sternalis claviculae processus mastoideus N. accessorius (XI) A. auricularis
M. Sternocleidomastoideus flexion head
caput sternalis: linea nuchae superior, pars lateralis plexus cervicalis (C2) A. occipitalis
extension head
- manubrium sterni A. thyroidea superior
homolateral lateroflexion
venter anterior: anterior:
A. facialis
- fossa digastrica mandibulae - N. trigeminus (V) flexion neck, head
M. Digastricus (M. bi-venter) tendo digastricus intermedium A. submentalis
venter posterior: posterior: extension head
A. occipitalis
- processus mastoideus - N. facialis (VII)
A. facialis elevation of os hyoideum with
M. Stylohyoideus proc.styloideus os hyoideum N. facialis (VII)
A. occipitalis deglutition
depression mandibula
A. facialis
M. Mylohyoideus linea mylohyoideus mandibluae os hyoideum N. trigeminus (V)
A. lingualis
elevation os hyoideum
elevation tongue with deglutition
depression mandibula
M. Geniohyoideus spina mentalis mandibulae os hyoideum (frontside) plexus cervicalis (C1) A. lingualis
elevation os hyoideum
manubrium sterni
plexus cervicalis (C1-C3) depression os hyoideum
M. Sternohyoideus extremitas sternalis claviculae os hyoideum
N. hypoglossus (XII)
A. carotis externa
fixation os hyoideum
lig. sternoclaviculare
plexus cervicalis (C1-C3) fixation os hyoideum
M. Thyrohyoideus cartilago thyroidea os hyoideum A. thyroidea superior
N. hypoglossus (XII) depression os hyoideum
depression os hyoideum
margo superior scapulae plexus cervicalis (C1-C3)
M. Omohyoideus lig. transversum scapulae
os hyoideum (lateral side)
N. hypoglossus (XII)
A. carotis externa fixation os hyoideum
inspiration
manubrium sterni
plexus cervicalis
M. Sternothyroideus extremitas sternalis claviculae facies anterior cartilago thyroidea
N. hypoglossus (XII)
A. thyroidea superior fixation os hyoideum
lig. sternoclaviculare
flexion
tuberculum anterior processus transversi inspiration
M. Scalenus anterior C3-C6
tuberculum m.scalenus (costa I) C5-C8 A. cervicalis ascendens
lateroflexion
heterolateral rotation
inspiration
tuberculum posterior proc.transversi C2- costa I (posterior of sulcus A. A. cervicalis ascendens lateroflexion
M. Scalenus medius C7 subclavia)
C3-C4
A. thyroidea inferior flexion
heterolateral rotation
inspiration
A. cervicalis ascendens flexion
M. Scalenus posterior proc.transversi C4-C6 costa II (exterior) C3-C6
A. thyroidea inferior lateroflexion
rotation
flexion
corpus vertebralis C2-C4
lateroflexion
corpus vertebralis C5-T3 tuberculum anterior proc.transversi A. cervicalis ascendens
M. Longus colli C2-C8 heterolateral rotation
tuberculum anterior proc.transversi C3-C5 C5-C6 A. vertebralis
assists neck extension
tuberculum anterior of atlas
homolateral rotation




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