æt ðə bˈeɪs ʌvðə fˈɜːst mˌɛɾətˈɑːɹsəl bˈoʊn, wˌɛɹ ɪɾ ɪz mˈʌtʃ dᵻmˈɪnɪʃt ɪn sˈaɪz, ɪt pˈæsᵻz ɐlˈɔŋ ðə mˈiːdiːəl bˈoːɹdɚɹ ʌvðə fˈɜːst tˈoʊ, ˈænɐstˌɑːmoʊsɪŋ wɪððə fˈɜːst dˈoːɹsəl mˌɛɾətˈɑːɹsəl ˈɑːɹɾɚɹi.
At the base of the first metatarsal bone, where it is much diminished in size, it passes along the medial border of the first toe, anastomosing with the first dorsal metatarsal artery.