Intermediate Posterior Cerebral Artery Quiz
Ready to start the quiz?
This quiz contains 10 questions. Click below to begin.
Q1. Which PCA segment extends from the basilar bifurcation to the junction with the posterior communicating artery?
- P3 segment
- P1 segment
- P4 segment
- P2 segment
Q2. Which PCA segment begins distal to the posterior communicating artery and courses around the midbrain?
- P3 segment
- P4 segment
- P1 segment
- P2 segment
Q3. Which cistern is traversed by the P2 segment as it courses around the midbrain?
- Ambient cistern
- Cerebellomedullary cistern
- Lumbar cistern
- Chiasmatic cistern
Q4. Which proximal PCA branches supply paramedian thalamic and rostral midbrain structures?
- Callosomarginal arteries
- Thalamoperforating arteries
- Lenticulostriate arteries
- Orbitofrontal arteries
Q5. Which PCA branches commonly contribute to the blood supply of the lateral and posterior thalamus?
- Thalamogeniculate arteries
- Frontopolar arteries
- Medial lenticulostriate arteries
- Anterior spinal arteries
Q6. Which PCA branches supply portions of the choroid plexus and nearby deep cerebral structures?
- Superior sagittal arteries
- Middle meningeal arteries
- Anterior temporal veins
- Posterior choroidal arteries
Q7. Which cranial nerve passes between the posterior cerebral artery and superior cerebellar artery after emerging from the midbrain?
- Hypoglossal nerve
- Oculomotor nerve
- Facial nerve
- Accessory nerve
Q8. What portion of visual space is represented by the visual cortex of one cerebral hemisphere?
- Ipsilateral eye only
- Ipsilateral visual hemifield only
- Contralateral eye only
- Contralateral visual hemifield
Q9. Which PCA cortical territory includes parts of the hippocampal and parahippocampal regions?
- Inferomedial temporal territory
- Anterior insular territory
- Lateral precentral territory
- Medial frontal motor territory
Q10. Which feature characterizes a fetal-type posterior cerebral artery?
- Direct PCA origin from the anterior cerebral artery
- Dominant PCA inflow from the internal carotid through the posterior communicating artery
- PCA termination in the cerebellum
- Absence of both posterior communicating arteries