Flexion of metacarpophalangeal joint is produced by?
Ans. is 'd' i.e., All of the aboveMetacarpophalangeal joints o These are ellipsoid joints between head of metacarpals and base of proximal phalanx. Movement at MCP joints are flexion, extension, abduction and adduction.Movement Muscles producing movementsFlexion Main muscles :- The lumbricals and the interossei. Suppoive :- Flexor digitorum profundus and superficialis.Extension Main muscles :- Extensor digitorum.Suppoive muscles :-Extensor indicis (for index finger), Extensor digiti minimi (for little finger)Adduction Palmar interosseiAbduction Dorsal interosseiImpoant fact MCP joint is functionally an ellipsoid joint, but it is condylar joint structurally.
Lumbricals
Dorsal interossei
Palmar interossei
All of the above