2022-02-07 17:29:01
Marki :-
Innervation of upper limb ( brachial plexus):-
1)Branches from the root :-
A)dorsal scapular nerve (C5)
B)long thoracic nerve (C5,6,7)
————
2)branches from upper trunck :-
A)nerve to subclavius (C5,6)
B)suprascapular nerve (C5,6)
————-
3)branches from lateral cord :-
A)lateral pectoral nerve (C5,6,7)
B)musculocutaneous nerve (C5,6,7)
C)lateral root of median nerve
——-
4)branches from medial cord :-
A)medial pectoral nerve (C8,T1)
B)medial cutaneous nerve of arm (T1)
C)medial cutaneous nerve of forearm(C8,T1)
D)ulnar nerve (C8,T1)
E)medial root of median nerve
——-
5)branches from posterior cord :-
A)upper&lower subscapular nerve(C5,6)
B)thoracodorsal nerve (C6,7,8)
C)axillary nerve (C8,T1)
D)radial nerve (C5,6,7,8,T1)
——
Lateral root from lateral cord+medial root from medial cord=median nerve(C5,6,7,8,T1)
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