Jijiyoyin fuska wata babbar jijiya ce wacce ta samo asali daga jijiyar carotid na waje kuma tana ba da jini ga sassa daban-daban a fuska. Yana gudanar da hanya mai raɗaɗi a cikin wuyansa da rassan cikin ƙananan tasoshin ruwa masu yawa waɗanda ke ba da jini ga tsokoki, fata, da sauran sassan fuska. Har ila yau, jijiyar fuska tana shiga cikin samar da hanyar sadarwa ta fuskar fuska, tare da sauran jijiya kamar jijiyar ido da maxillary artery.