dorsal branch of the ulnar nerveの例文

例文

1. It then divides into four digital nerves, which are distributed as follows : the first supplies the ulnar side of the thumb; the second, the radial side of the index finger; the third, the adjoining sides of the index and middle fingers; the fourth communicates with a filament from the dorsal branch of the ulnar nerve, and supplies the adjacent sides of the middle and ring fingers.