Summary
Samenvatting oorsprong, aanhechting en functie spieren bovenste lidmaat
- Course
- Institution
Lijst van alle spieren van de bovenste ledematen + romp. Bij elke spier staat oorsprong, aanhechting en functie vermeld.
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Rompschouderspieren (rugzijde)M. trapezius
origo
- pars descendens: linea nuchae superior, protuberantia occipitalis externa,
ligamentum nuchae, proc. spinosus C7
- pars transversa: T1-T5
- pars ascendens: T6-T12
insertie
- pars descendens: laterale ⅓ clavicula
- pars transversa: bovenrand acromion en laterale ⅓ spina scapulae
- pars ascendens: bovenrand mediale ⅔ spina scapulae
functie
- adductie scapula
- in mindere mate exorotatie scapula → cavitas glenoidalis naar craniaal
- pars descendens: elevatie scapula
- pars ascendens: depressie
geïnverseerde functie
- unilateraal: extensie, laterale flexie en wegdraaien van hoofd
- bilateraal: extensie hoofd en nek
M. latissimus dorsi
origo
- proc. spinosus T7-T12
- 3 of 4 onderste ribben
- fascia thoracolumbalis
- binnenste ⅓ crista iliaca
- angulus inferior scapulae
insertie
- crista tuberculi minoris
functie
- adductie schouder
- extensie schouder
- endorotatie schouder
M. rhomboideus major en minor
origo
- major: proc. spinosus T2-T5
- minor: lig. nuchae, proc. spinosus C7-T1
insertie
- major: margo medialis scapulae thv fossa infraspinata
- minor: boven major thv oorsprong spina scapulae
, functie:
- adductie scapula
- elevatie scapula
- endorotatie scapula → cavitas glenoidalis naar caudaal
- scapula tegen borstkas duwen
M. levator scapulae
origo
- proc. spinosus C1-C4
insertie:
- hoog op margo medialis scapulae
- angulus superior scapulae
functie
- elevatie scapulae
- endorotatie scapula → cavitas glenoidalis naar caudaal
Rompschouderspieren (borstzijde)
M. pectoralis major
origo
- pars clavicularis: mediale ⅔ van de voorrand van de clavicula
- pars sternocostalis: sternum + kraakbeen van 6/7 craniale ribben
- pars abdominalis: rectusschede
insertie
- crista tuberculi majoris
functie
- adductie schouder
- endorotatie schouder
- flexie schouder
- oplichten thorax → inademen
M. pectoralis minor
origo
- rib 3-5 nabij kraakbeen
insertie
- proc. coracoideus
functie
- abductie scapula
- depressie scapula
- endorotatie scapula
- ribben omhoog heffen → inademen
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