Intermediate Middle Cerebral Artery Quiz
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This quiz contains 10 questions. Click below to begin.
Q1. Which MCA segment is commonly called the sphenoidal or horizontal segment?
- M2
- M3
- M1
- M4
Q2. Which MCA segment is commonly called the insular segment?
- M3
- M4
- M1
- M2
Q3. Which MCA segment courses within the opercular portions of the lateral sulcus before reaching the cortical surface?
- M4
- M3
- M1
- M2
Q4. Which division of the MCA generally supplies much of the lateral frontal lobe?
- Posterior cerebral artery
- Inferior division
- Superior division
- Anterior choroidal artery
Q5. Which division of the MCA generally supplies much of the lateral temporal lobe?
- Inferior division
- Pericallosal division
- Anterior spinal division
- Superior division
Q6. Through which structure do lenticulostriate arteries enter the brain?
- Foramen magnum
- Anterior perforated substance
- Superior sagittal sinus
- Posterior median sulcus
Q7. Which internal capsule region is particularly vulnerable to ischemia involving lateral lenticulostriate arteries?
- Optic chiasm
- Corpus callosum splenium only
- Cerebellar peduncle only
- Posterior limb of the internal capsule
Q8. In the dominant hemisphere, which language region is commonly supplied by the superior MCA division?
- Primary visual cortex
- Cerebellar vermis
- Broca area
- Hippocampal formation
Q9. In the dominant hemisphere, which language region is commonly supplied by the inferior MCA division?
- Supplementary motor area
- Wernicke region
- Primary motor leg area
- Primary visual cortex
Q10. Where do ACA and MCA cortical territories form an important border zone?
- At the floor of the fourth ventricle
- Inside the medullary pyramids
- Within the cerebellar vermis
- Near the superior cerebral convexity