Pectoralis manor muscle :-

Pectoralis minor muscle :-

Muscle details :-

pectoralis minor muscle

  • The pectoralis minor (/ˌpɛktəˈreɪlɪs ˈmaɪnər/) is a thin, triangular muscle, situated at the upper part of the chest .

Origin :-

  • third to fifth ribs , near the costochondral junction .
    – intervenning fascia covering external intercostal muscles .

Insertion :-

  • medial border and uppersurface of the coracoid process .

Nerve supply :-

  • medial and lateral pectoral nerves .

Action :-

pectoralis minor muscle action

  • draws the scapula forward .
    depresses the point of the shoulder .
    helps in forced inspiration .
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About vastralphysiotherapyclinic

Physiotherapist , Samarpan Physiotherapy Clinic, Vastral, Nirant Cross Road, Ahmedabad

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