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The Arterial Supply of the Brain

Duration: 15:35

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Apr 26 2020, 1:39 pm

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In this anatomy lecture, Drbeen faculty, Dr. Adam Jones discusses the arterial
supply of the brain. The brain requires constant oxygenation and nutrition. 
Various artery structures supply the brain and spinal cord.  This video provides a step-by-step overview of the anatomy of this arterial
system alongside discussing the branches and courses. It is important for
healthcare professionals be aware of the arterial supply to the brain as
atherosclerosis, haematomas and other clinical problems can arise here.
The following structural elements are presented and discussed.
Brachiocephalic trunk
Subclavian artery
Common carotid artery 
Vertebral artery
Internal thoracic artery
Thyrocervical trunk
Costocervical trunk
Dorsal scapular artery
Anterior scalene muscle
Thyroid gland
Carotid Sinus
Thyroid Cartilage 
Internal carotid artery
External carotid artery
Carotid canal
Foramen Lacerum
Sphenoid Bone
Ophthalmic artery
Optic Canal
Optic Chiasm
Vertebral artery
Foramen Transverasium
Basillar artery
Anterior cerebellar artery
Middle cerebellar artery
Posterior cerebellar artery 
Anterior communicating artery
Posterior communicating artery


* Identify brachiocephalic trunk branches: common carotid and subclavian arteries.

* List subclavian artery branches.

* Describe common carotid artery bifurcation into external and internal carotid arteries.

* Differentiate external carotid artery (skull, dura) from internal carotid artery (brain, eyes, forehead).

* Trace the course of arteries of the brain, including internal carotid artery.

* Circle of Willis significance in cerebral circulation.

Following answers are created by ChatGPT. Occasionally the answer may be harmful, incorrect, false, misleading, incomplete, or limited in knowledge of world. Please contact your doctor for all healthcare decisions. Also, double check the answer provided by the AI below.


In addition to the presenter, following authors may have helped with the content writing, review, or approval:

  • Adam Jones MD

CME, CE, CEU and Other Credit Types:

ACCME Accreditation Statement
The DrBeen Corp is accredited by the Accreditation Council for Continuing Medical Education (ACCME) to provide continuing medical education for physicians.

AMA Credit Designation Statement
The DrBeen Corp designates this enduring material for a maximum of 0.25 AMA PRA Category 1 Credits™. Physicians should claim only the credit commensurate with the extent of their participation in the activity.

Disclosure Information

In accordance with the disclosure policies of DrBeen Corp and the ACCME (Accreditation Council for Continuing Medical Education), we are committed to upholding principles of balance, independence, objectivity, and scientific rigor in all of our Continuing Medical Education (CME) and Continuing Education (CE) activities. These policies include the careful management and mitigation of any relevant financial relationships with organizations that are not eligible.
All members of the Activity Planning Committee and presenters have disclosed their relevant financial relationships. The DrBeen Corp CE Committee has thoroughly reviewed these disclosures and determined that these relationships are not deemed inappropriate in the context of their respective presentations. Additionally, they are found to be consistent with the educational objectives and the integrity of the activity.

Faculty Disclosures
Adam Jones MD Author declares no conflict of interest.

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