Common palmar digital arteries
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Artery: Common palmar digital arteries | |
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The radial and ulnar arteries. | |
Latin | arteriae digitales palmares communes, arteriae digitales volares communes |
Gray's | subject #152 598 |
Source | superficial palmar arch |
Branches | proper palmar digital arteries |
Dorlands/Elsevier | a_61/12154127 |
Three common palmar digital arteries (common volar digital arteries) arise from the convexity of the arch and proceed downward on the second, third, and fourth Lumbricales.
Each receives the corresponding volar metacarpal artery and then divides into a pair of proper volar digital arteries (aa. digitales volares propriæ; collateral digital arteries) which run along the contiguous sides of the index, middle, ring, and little fingers, behind the corresponding digital nerves; they anastomose freely in the subcutaneous tissue of the finger tips and by smaller branches near the interphalangeal joints.
Each gives off a couple of dorsal branches which anastomose with the dorsal digital arteries, and supply the soft parts on the back of the second and third phalanges, including the matrix of the fingernail.
The proper volar digital artery for medial side of the little finger springs from the ulnar artery under cover of the Palmaris brevis.
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This article was originally based on an entry from a public domain edition of Gray's Anatomy. As such, some of the information contained herein may be outdated. Please edit the article if this is the case, and feel free to remove this notice when it is no longer relevant.
Arteries of upper limbs |
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AXILLARY: scapular anastomosis - 1st part superior thoracic - 2nd part thoracoacromial - lateral thoracic - 3rd part subscapular (circumflex scapular - thoracodorsal) - anterior humeral circumflex - posterior humeral circumflex
BRACHIAL: profunda brachii (radial collateral, medial collateral) - superior ulnar collateral - inferior ulnar collateral RADIAL: forearm radial recurrent - palmar carpal branch - superficial palmar branch - wrist dorsal carpal branch (dorsal carpal arch, dorsal metacarpal) - hand princeps pollicis - radial of index finger - deep palmar arch (palmar metacarpal) ULNAR: forearm anterior ulnar recurrent - posterior ulnar recurrent - common interosseous (anterior interosseous, posterior interosseous, interosseous recurrent) - wrist palmar carpal branch - dorsal carpal branch - hand superficial palmar arch (common palmar digital, proper palmar digital) - deep palmar branch - palmar carpal arch |