Three common palmar digital arteries arise from the convexity of the superficial palmar arch and proceed distally over the second, third, and fourth lumbricales muscles.
Alternative names for these arteries are: common volar digital arteries,Palmar and volar may be used synonymously, but volar is less common. ulnar metacarpal arteries, arteriae digitales palmares communes,This is the official and international Latin term as defined by the Terminologia Anatomica (TA), but in English speaking countries and especially the US, common palmar digital arteries is more commonly used. or aa. digitales volares communes.Again, palmar and volar may be used synonymously, but aa. digitales volares communes does not occur in the TA, and can therefore be considered deprecated.
Each of these arteries receive the corresponding volar metacarpal artery and then divide into a pair of proper palmar digital arteries (q.v.).
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Footnotes and references
External links - "Palm of the hand, superficial dissection, anterior view"