Anatomy 2: Upperlimb Muscles

Upper Limb Muscles




Presentation by FK

,Upperlimb


(8)
(5)
(14) 2 in the thumb,




Presentation by FK

, Muscles Proximal Distal Nerve Action
Ext. Occipital Protuberance. Lateral 1/3rd clavicle Elevate scapula (↓part)
Nuchal Ligament & Line Acromion Retract scapula (middle)
Spinal
Trapezius SP C7-T12 Spine of Scapula
Accessory
Depress scapula (↑part)



SP T6-T12 (1/2 thorax) Intertubecular groove of Extends, adducts, medially
Latissmus Inferior 3-4 ribs humerus rotates humerus.
Thoracodorsal
Dorsi Iliac crest

Major abductor of the arm
Inferior edge of the scapular spine Deltoid tuberosity of humerus Elevates the scapula
Axillary Nerve
Deltoid Lateral margin of acromion
Anterior 3rd of the clavicle

TVP’s C1-C4 Medial border of scapula at Elevate scapula
Levator superior angle.
Scapula Dorsal
Rhomboid Nuchal ligament Medial border scapula above scapular
SP C7-T1 spine Retracts and fixes scapula t
Minor thoracic wall

Medial border scapula below
Rhomboid SP T2-T5 spine
Major
Presentation by FK