Maɗaukakin jijiyar jijiya ce ta cranial, wanda kuma aka sani da jijiya na cranial na sha ɗaya (XI). Jijiya ce ta motsa jiki wacce ta samo asali a cikin kwakwalwar kwakwalwa kuma tana ba da tsokoki guda biyu na wuyansa da kafadu: sternocleidomastoid da tsokoki na trapezius. Ana kiran jijiyar haɗakarwa da suna “kayan haɗi” saboda ba ta da takamaiman aikinta, sai dai tana aiki da wasu jijiyoyi don sauƙaƙe motsi da sarrafa tsokar wuya da kafada.