The little finger, often referred to as the pinky finger, contains the proper palmar digital arteries and dorsal digital arteries, as well as the palmar and dorsal digital veins.
The little finger, or pinky finger, also known as the fifth digit, or pinkie, is the most ulnar and smallest finger of the human hand, opposite the thumb, and next to the ring finger. Proper palmar digital arteries,
dorsal digital arteries Palmar digital veins,
dorsal digital veins 
