All intrinsic muscles of the hand supplied by ulnar except:

LLOAF

Lateral 2 Lumbricals

Opponens policis

Abductor policis

Flexor policis brevis

which are supplied by the median nerve

Radial nerve runs in the spiral groove under the regimental badge

Then runs under elbow. => saturday night palsy

Joint types?

Clavicle is S-shaped and so fractures occur between the lateral third and the medial two thirds

From anterior, up and over to the back: Subscapularis, Supraspinatus, Infraspinatus, Teres minor (SSIT)

Teres minor and major do opposite things. Minor laterally lotates; Major internally rotates