zygomatico-orbital artery zygomatico-orbital artery the middle temporal artery occasionally gives off a zygomatico-orbital branch, which runs along the upper border of the zygomatic arch, between the two layers of the temporal fascia, to the lateral angle of the orbit. zygomatico-orbital arterydetailssourcemiddle temporalidentifierslatinarteria zygomaticoorbitalista98a12.2.05.049ta24418fma49663anatomical terminology this branch, which may arise directly from the superficial temporal artery, supplies the orbicularis oculi, and anastomoses with the lacrimal and palpebral branches of the ophthalmic artery.