Arteries

Description

Posterolateral views of the adult male head and neck place the skull, mandible, and upper cervical vertebrae in translucent blue, with the arterial tree rendered in red against the cranial vault and upper cervical spine. The common carotid artery ascends in the carotid sheath anterolateral to the cervical vertebral bodies, then continues as the internal carotid artery toward the skull base while the external carotid artery gives off cervical and facial branches more superficially. Within the cranial cavity, dense cerebral circulation fills the calvaria, with proximal trunks and cortical branches spreading superiorly and posteriorly across the hemispheres. Fine-caliber arterioles taper distally as the network disperses. Emphasis on branching caliber across the arterial tree makes this image a strong reference for cerebrovascular teaching, where vessel diameter and bifurcation geometry influence flow patterns and lesion distribution. A posterior neck and skull orientation helps you connect arterial courses to bony landmarks that matter in practice, including the carotid canal, the temporal bone region, and the relationship of cervical vessels to the transverse processes during catheter navigation or neck dissection planning. Stroke anatomy. The contrast between internal carotid supply and more superficial external carotid branches also supports discussions of collateral pathways and scalp bleeding during trauma. Use this artwork in neuroanatomy and head and neck anatomy courses to anchor lectures on cerebral perfusion, carotid system organization, and the transition from large elastic arteries to distal arterioles. It also fits well in radiology or neurosurgery teaching files as a companion graphic for CTA/MRA cases involving carotid stenosis, dissection, or intracranial aneurysm localization. Anatomical accuracy verified by SciePro's Medical Advisory Board.