Nerve damaged in case of numbness of little and ring finger, atrophy of hypothenar muscles
Ans. c. Ulnar nerve before division into superficial and deep branchesNerve damaged in case of numbness of little and ring finger, atrophy of hypothenar muscles is ulnar nerve, before division into superficial and deep branches.Supplied musclesUlnar Nerve (C8T,)Musician's NervMedian Nerve (C5678T1)Laborer's nervedegAxilla and ArmNo branchNo branchForearmFlexor carpi ulnarisdegFlexor digitorum profundus(medial half)degFlexor carpi radialisFlexor digitorum profundus (lateral Flexor digitorum superficialisdegFlexor pollicis longusPalmaris longusPronator teres and quadratusdegHandLast two (3rd and 4th)lumbricalsdegPalmar and dorsal interosseidegThenar muscles:Adductor pollicisdegHypothenar muscles:Palmaris brevisAbductor digiti minimiFlexor digiti minimiOpponens digiti minimi1st two (1st and 2sd)lumbricalsdegThenar musclesAbductor pollicis b.revisdegFlexor pollicis brevisdegOpponens pollicisdeg
Palmar cutaneous branch of ulnar
Deep branch of ulnar
Ulnar nerve before division into superficial and deep branches
Posterior cord of brachial plexus