Dorsal digital arteries
Encyclopedia
Dorsal digital arteries arise from the bifurcation of dorsal metacarpal arteries
. They travel along the sides and dorsal aspects of the phalanges of the middle finger
, ring finger
, and little finger
. They communicate with the proper palmar digital arteries
.
They run with the dorsal digital nerves of ulnar nerve
and dorsal digital nerves of radial nerve
.
Dorsal metacarpal arteries
Most of the dorsal metacarpal arteries arise from the dorsal carpal arch and run downward on the second, third, and fourth dorsal interossei of the hand and bifurcate into the dorsal digital arteries. Near their origin, they anastomose with the deep palmar arch by perforating arteries...
. They travel along the sides and dorsal aspects of the phalanges of the middle finger
Middle finger
The middle finger or long finger is the third digit of the human hand, located between the index finger and the ring finger. It is usually the longest finger...
, ring finger
Ring finger
The ring finger is the fourth digit of the human hand, and the second most ulnar finger, located between the middle finger and the little finger. It is also called digitus medicinalis, the fourth finger, digitus annularis, digitus quartus, or digitus IV in anatomy.- Etymology :According to László A...
, and little finger
Little finger
The little finger, often called the pinky in American English, pinkie in Scottish English , or small finger in medicine, is the most ulnar and usually smallest finger of the human hand, opposite the thumb, next to the ring finger.-Muscles:There are four muscles that...
. They communicate with the proper palmar digital arteries
Proper palmar digital arteries
The proper palmar digital arteries travel along the sides of the phalanges , each artery lying just below its corresponding digital nerve....
.
They run with the dorsal digital nerves of ulnar nerve
Dorsal digital nerves of ulnar nerve
Dorsal digital nerves of ulnar nerve are branches on the dorsum of the hand. The dorsal branch of the ulnar nerve divides into two dorsal digital branches; one supplies the ulnar side of the little finger; the other, the adjacent sides of the little and ring fingers...
and dorsal digital nerves of radial nerve
Dorsal digital nerves of radial nerve
Dorsal digital nerves of radial nerve are branches on the dorsum of the hand.They run with the dorsal digital arteries....
.
External links
- http://www.portfolio.mvm.ed.ac.uk/studentwebs/session1/group50/hand.htm