<prompt> Actions of the lumbricals are-Flexion at PIP and extension at DIP jointsFlexion at metacarpophalangeal and extension at PIP jointsAdduction of fingersAbduction of fingers  <response>: Ans. is b i.e., Flexion at metacarpophalangeal and extension at PIP joints Action of small muscles in handLumbricalsFlexion at metacarpophalangealMCP and extension at PIP jointsDorsal InterosseiAbduction of fingersPalmar InterosseiAdduction of fingers 