Intermediate Basilar Artery Quiz
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This quiz contains 10 questions. Click below to begin.
Q1. Which branches of the basilar artery supply medial portions of the pons?
- Paramedian pontine arteries
- Callosomarginal arteries
- Lenticulostriate arteries
- Medial striate veins
Q2. Which basilar branches curve around the pons to supply more lateral pontine regions?
- Circumferential pontine branches
- Ophthalmic branches
- Pericallosal branches
- Anterior cerebral branches
Q3. Which artery may arise from AICA and enter the internal acoustic meatus?
- Central retinal artery
- Labyrinthine artery
- Recurrent artery of Heubner
- Anterior spinal artery
Q4. Which cranial nerve emerges from the ventral pons close to the basilar artery near the pontomedullary junction?
- Optic nerve
- Olfactory nerve
- Abducens nerve
- Accessory nerve
Q5. Which cranial nerve passes between the posterior cerebral artery and superior cerebellar artery near the basilar apex?
- Vestibulocochlear nerve
- Hypoglossal nerve
- Oculomotor nerve
- Facial nerve
Q6. Where does the basilar artery usually terminate?
- Inside the cavernous sinus
- At the foramen magnum
- At the anterior communicating artery
- Near the upper border of the pons in the interpeduncular region
Q7. Which branch supplies the superior surface of much of the cerebellum?
- Ophthalmic artery
- Middle cerebral artery
- Superior cerebellar artery
- Anterior spinal artery
Q8. Which territory is characteristically supplied by AICA?
- Primary visual cortex exclusively
- Lateral caudal pons and anterior inferior cerebellum
- Anterior limb of the internal capsule only
- Medial frontal cortex
Q9. What is the relationship between the basilar artery and the clivus?
- It lies posterior to the clivus and anterior to the pons
- It lies anterior to the frontal lobe
- It lies inside the fourth ventricle
- It lies within the clival bone
Q10. Which vessels connect the posterior cerebral arteries to the internal carotid circulation?
- Middle meningeal arteries
- Anterior spinal arteries
- Labyrinthine arteries
- Posterior communicating arteries