Complex sentence: In the hand, the median nerve supplies motor innervation to the 1st and 2nd lumbricals and the muscles of the thenar eminence of the hand by a recurrent thenar branch.
Split into simpler sentences: In the hand, the median nerve supplies motor innervation to the 1st and 2nd lumbrical muscles. It also supplies the muscles of the thenar eminence by a recurrent thenar branch.