Deltoid Muscle - Notes

University:
North Idaho College
Course:
NURS 201 | Fundamentals Of Nursing
Academic year:

2020
Views:

491

Pages:

2
Author:

MichGar

musclelatFront of oforiginClavicle1anterior and uppersurface of lat 1/3OF Clavicle.2lat border of theBactomion process.3lower Lip of the crestof the spineInsertichDetailDetaid Tub crosityTubtosityof the humerusN.supplyAxillary n. -anterior Action1upper fibers.-Flexion and medial rotation of the arm.2middle fibers-Powerful abducter of the arm,Post3,lower fibersExtension and lat, rotation of the am drsupscapularisInfraspinatusmusclesTeres minorsuptospinatusabduction (0_15°)suptospinatus:originmedial 2/3 of suptaspinousinfraspinatusfossaInsertionupper impression of theTeres minorTeresglater Tuberosityadductionmindlat FotationSuprascapular n. (Cs-C6)N.supply,ActionInitiation of abduction ofshoulder joint (0,15Inflaspinatus)originmedial 2/3 of infraspinous fossa.Insertionmiddle impression of glater TuberosityN.SupplysuprascaPular n.ActionLat.rotation of the arm.Teres minororiginupper 2/3 of of the dotsal aspect ofthe lat. border of scapula.Insertionlower impression of Itater TuberosityN.SupplyAxillary n-Action1 at rotation of the arm.