Brain structures NA Flashcards
What is the blood supply of the- region beginning at the central canal (or anterior border of the fourth ventricle), and fans out to encompass the pyramids (Medulla)
Anterior spinal artery.
Most of the pons is supplied by the….?
and smaller parts come from? (2)
pontine arteries, branches of the basilar artery??
A smaller part of its blood supply comes from the anterior inferior cerebellar artery and the superior cerebellar artery (AICA and SCA)
What are the only region of the medualla supplied by the posterior spinal arte
Below the level of the olives the posterior half of the medulla
Through the olives both the ______ and _____take on greater territories posterolaterally and anterolaterally respectively
posterior inferior cerebellar and vertebral arteries
At the highest point in the medulla, the __________ artery supplies the outermost portions of the posterior region.
Anterior inferior cerebellar
The arterial supply to the basal ganglia comes mainly from the ______ (a continuation of?)
Middle cerebral artery, a continuation of the internal carotid artery.
What are the branches of the Basilar artery?
Anterior Inferior Cerebellar Artery (AICA)
Superior Cerebellar Arteries (SCAs)
Pontine Arteries
Internal Auditory Arteries
The cerebellum receives its blood supply from three paired arteries…
Superior cerebellar artery (SCA)
Anterior inferior cerebellar artery (AICA)
Posterior inferior cerebellar artery (PICA)
The thyroid gland, an important endocrine organ, receives its blood supply from two main arteries?
Superior thyroid artery (branch of the external carotid
Inferior thyroid artery, (thyrocervical trunk of the subclavian)
Hypophyseal (Inferior)?? Info
Supplies Pit gland
Hypophyseal (Superior) ?? Info
Supplies Pitituary gland (From Internal carotid) Passes beneath optic chiasm
