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BRACHIAL PLEXS
Brachial Plexus is formed by roots of ventual
primary vami^ of^ C5^ ,^ Co^ ,^ C^ ,^ Co^ ,
T, spinal nerves
The roofs^ will (^) term trunks (^) L lateral chord oppertum-X *m ~ \ - _
_
韲靈靈 _— —^ → _ 、: ⼀ _ _ ≈ _^
medial
chard C (^6) = = π _ ^ ∝
m ·
f
eDorsal
_\
…_ posterior_ ^ _^ ≈
_ _^ ≥
A
= XR lower Trunk ventral com _ S _ λ ー ー aー ニー “ Tπ lateral chord lateral (^) petoral nerve mß musculo-cutaneous (^) nerve
Kー
~ lateral^ root^ of^ median^ neve
medial pectoral nerve
medial root (^) of median^ neve myU
K
medial (^) chord medial cutaneous news (^) of arm
-medial cutaneous nerve of forearm
unar newe
upperSubscapular nerve
thoraco-dousal (^) neve
K ing
posterior chord Axillary^ Newve
subscapular nerve
lateral cord^ is^ formed by ventral divisions of upper and middle trunks
Medial cord is formed
by ventral^ divisions^ of^ lower (^) trunk
Posterior cord is formed
by dossal (^) divisions (^) of (^) upper , middle and lower trunk The cords^ are labelled (^) according to their relation to^ the second^ part (^) of axillary artery Sometimes (^) Cy (^) gives contribution - >^ Prefined Brachial Plexus
T2 gives contribution -^ Post sixd Brachial Plexus
Nerve toSerratus (^) Anterior/long thoracic (^) newe (^) (C5 (^) ,^ Ca^ ,G)
News to^ Rhomboids/dorsal scapular newe (C)
From Roots
} Branches to (^) longus colii and (^) Scaleni muscles (C5 - (s) Branch to (^) phunic neve (^) (CS) suprascapular neve^ CCs, CS From } upper^ trink
Nerve to subclavius (Cs, (6)
