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Extrinsic Thoracic1
Actions of extrinsic muscles of thoracic limb
Question | Answer |
---|---|
Trapezius | elevate and abduct forelimb |
Deep pectoral | pull trunk cranially; draw limb caudally, flex shoulder |
Omotransversarius | flex neck laterally; advance limb |
Superficial pectoral | Prevent abduction of limb; adduct limb |
Sternocephalicus | draw head and neck to side; draw head ventrally |
Serratus ventralis | support trunk against gravity |
Latissimus dorsi | draw free limb caudally, flex shoulder |
Brachiocephalicus | draw head and neck to side; advance limb, extend shoulder |
Rhomboideus | elevate forelimb, draw scapula against trunk |