Which aery is formed by joining of 2 veebral aeries?
Basal aery
Middle cerebralaery
Posterior cerebral aery
Basilar aery
Basilar aery is formed by the union of two veebral aeries at the lower border of pons. Middle cerebral aery is a branch of internal carotid aery. Posterior cerebral aery is a branch of basilar aery. (Ref: Vishram Singh textbook of clinical neuroanatomy, second edition pg-174,176)
Brain 