The palmar metacarpal arteries (volar metacarpal arteries, palmar interosseous arteries) are three or four arteries that arise from the convexity of the deep palmar arch.

Structure

The palmar metacarpal arteries arise from the convexity of the deep palmar arch. They run distally upon the

palmar interossei muscles In human anatomy, the palmar or volar interossei (interossei volares in older literature) are three small, unipennate muscles in the hand that lie between the metacarpal bones and are attached to the index, ring, and little fingers. They are sm ...

. They

anastomose An anastomosis (, plural anastomoses) is a connection or opening between two things (especially cavities or passages) that are normally diverging or branching, such as between blood vessels, leaf veins, or streams. Such a connection may be normal ...

at the clefts of the

finger A finger is a limb of the body and a type of digit, an organ of manipulation and sensation found in the hands of most of the Tetrapods, so also with humans and other primates. Most land vertebrates have five fingers ( Pentadactyly). Chambers ...

s with the common palmar digital arteries which arise from the superficial palmar arch.

References

External links

* ("Palm of the hand, deep dissection, anterior view") Arteries of the upper limb {{circulatory-stub