Neuro Blood Supply

Name the Arteries

Anterior Spinal Artery

Posterior Spinal Artery

Vertebral Artery

Name the Arteries

Anterior Spinal Artery

Posterior Inferior Cerebellar Artery

Vertebral Artery

Name the Arteries

Anterior inferior cerebellar arteries

Pontine arteries

Superior cerebellar arteries

Name the Arteries

Superior cerebellar arteries

Pontine arteries

Superior cerebellar arteries

Name the Arteries

Posterior cerebral arteries

Posterior-medial branches

Collicular branches

What level is the posterior spinal artery

Caudal Medulla

What level is Posterior Inferior Cerebellar Arteries

Rostral Medulla

What level is the Anterior Inferior Cerebellar Artery?

Caudal Pons

What level is the Superior cerebellar artery?

Rostral Pons

Vertebral Artery Supplies?

All Posterior Circulation

Anterior Spinal Artery Lesion Symptoms

Hypoglossal nucleus - ipsilateral tongue atrophy “Towards”

Medial lemniscus - contralateral body loss of fine touch, vibration and conscious proprioception sensations

Corticospinal tract - Contralateral

Posterior Spinal Artery Lesion Symptoms

Gracile and cuneate fasciculi and/or nuclei

ipsilateral body loss of fine touch, vibration and conscious proprioception sensations

Posterior Inferior Cerebellar Artery Lesion Symptoms

Vestibular nuclei - nystagmus and vertigo (dizziness)

Nucleus Ambiguus - difficulty speaking (dysarthria), and difficulty swallowing (dysphagia)

Cuneo & Spinocerebellar tracts and cerebellum - ipsilateral loss of motor coordination (ataxia)

Spinal trigeminal nucleus and tract - ipsilateral face loss of pain and temperature sensations

Spinothalamic tract - contralateral body loss of pain and temperature sensations

Anterior inferior cerebellar arteries Lesion Symptoms

Vestibular nuclei - nystagmus and vertigo (dizziness)

Cerebellum - ipsilateral loss of motor coordination (ataxia), nystagmus and vertigo

Spinal & Principal Trigeminal nuclei - ipsilateral face loss of pain and temperature & fine touch and vibration, respectively

Superior cerebellar artery lesion symptoms

Cerebellum - ipsilateral loss of motor coordination (ataxia), nystagmus and vertigo

Pontine Artery Lesion Sensory Symptoms

Medial Lemniscus:

Spinothalamic

Trigeminothalamic

(All Contralateral)

Pontine Artery Lesion Motor Symptoms

Abducens nucleus

Facial motor nucleus

Trigeminal motor nucleus

Pontine nuclei

Corticospinal tract

Corticobulbar tract