Youtor
MCP flexion with IP extension lumbricals amp dorsal interossei
>> YOUR LINK HERE: ___ http://youtube.com/watch?v=I2-P6GqmS_8
๐๐ ๐จ๐ฅ๐ฅ๐จ๐ฐ ๐จ๐ง ๐๐ง๐ฌ๐ญ๐๐ ๐ซ๐๐ฆ:- / drgbhanuprakash • ๐๐๐ผ๐ถ๐ป ๐ข๐๐ฟ ๐ง๐ฒ๐น๐ฒ๐ด๐ฟ๐ฎ๐บ ๐๐ต๐ฎ๐ป๐ป๐ฒ๐น ๐๐ฒ๐ฟ๐ฒ:- https://t.me/bhanuprakashdr • ๐๐ฆ๐๐ฏ๐๐ฐ๐ฟ๐ถ๐ฏ๐ฒ ๐ง๐ผ ๐ ๐ ๐ ๐ฎ๐ถ๐น๐ถ๐ป๐ด ๐๐ถ๐๐:- https://linktr.ee/DrGBhanuprakash • Hypothenar Eminence: • ------------------------------------ • muscles of hypothenar eminence are abductor, flexor, opponens digiti minimi, palmaris brevis; • muscles of hypothenar eminence are innervated by ulnar nerve; • Thenar Eminence: • ----------------------------- • muscles of thenar eminence are APB, flexor pollicis brevis, opponens pollicis; • muscles of thenar eminence, w/ exception of deep head of FPB, which is innervated by ulnar nerve, are supplied by median; • all thenar hypothenar muscles, except abductor minimi, originate partly from transverse carpal ligament; • their insertions are primarily on base of proximal phalanx of thumb little finger, except for both opponens muscles, • which insert on their respective metacarpals. • Interossei: • anatomy: • 7 in number, 4 are dorsal 3 volar. • their origin is from the metacarpal shafts. • dorsal interossei: • 1st 4th dorsal interossei insert on radial aspect of index ulnar side of ring fingers; • 2nd 3rd insert on radial ulnar sides of long finger respectively; • occassionally, short masses of muscle originate from carpal bones or from base of metacarpals on dorsum • of hand appear as enlargements similar to cysts or other bone or soft tissue lesions; • these accessory muscle masses are similar to muscle belly of extensor digitorum brevis on the dorsum of the foot; • recognition of these muscle abnormalities is important in diff dx; • dorsal Interossie abduct index ring fingers adduct long finger to either side of a line drawn through its longitudinal axis; • palmar interossei: • 1st volar interosseous inserts on ulnar side of index digit, and 2nd 3rd insert on radial aspect of ring and little fingers; • volar interossei are thus positioned to adduct these digits toward the long finger; • site of insertion of these muscles accounts for development of ulnar deviation of little finger if motor branch of ulnar nerve is injured; • interossei, along w/ 4 lumbricals, also flex MP extend IP joints; • radial interossei tend to insert into bone w/ lesser insertions into extensor hood; • volar interossei lumbricals usually insert into lateral band expansion; • lumbricales arise from tendonns of FDP in mid-palmar area insert into radial aspect of dorsal hood. • innervation: • all interossei 3rd 4th lumbricale s are innervated by ulnar nerve; • first and second lumbricales are supplied by median; • #intrinsicmusclesofthehand #handmuscles #musclesofhand #musclesofthehand #upperlimbanatomy #upperlimbmuscles #anatomy #neetpganatomy #mbbsanatomy #usmleanatomy
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