Which pa of the internal carotid aery doesnot give any branch ?
The cervical pa of the internal carotid aery doesnot give off any branches. Branches of internal carotid aery Pa Course Branches Cervical pa Originates from the bifurcation of the common carotid aery. It has a dilatation at the lower end which is known as carotid sinus It ascends infront of the trannsverse process of the upper three cervical veebrae. - Petrous pa Passes through the carotid canal in the petrous pa of the temporal bone. Caroticotympanic branch Aery to the pterygoid canal Cavernous pa Runs in the cavernous sinus Branch to the terminal ganglion Meningeal branch Branch to the cavernous sinus Hypophyseal branches Cerebral pa/Supracavernal pa Enters subarachnoid space by piercing arachnoid mater and divides into the anterior and middle cerebral aeries. Ophthalmic aery Anterior choroidal aery Posterior communicating aery The petrous, cavernous and intracranial pas of the internal carotid aery are called the Carotid Siphon because of its sigmoid course. Ref: Gray's Anatomy 41st edition Pgno: 280
Cervical pa
Petrous pa
Cavernous pa
Cerebral pa
Brain 