True about vertebral artery -a) Enter skull through condylar canal.b) Branch of internal carotid arteryc) Branch of subclavian arteryd) Accompany sympathetic ganglione) Passes through foramen transversarium of cervical vertebrae: (A) abd, (B) acd, (C) cde, (D) ade
Answer is C. Vertebral artery enters skull (posterior cranial fossa) through foramen magnum.
Vertebral artery is a branch of subclavian artery.
It is accompanied by sympathetic peri-arterial plexus, inferior cervical (stellate) sympathetic ganglion and ventral rami of 7th and 8th cervical spinal nerves.
Vertebral artery passes through foramina transversaria of upper six cervical vertebrae.