White matter anatomy Flashcards
Where do projection tracts connect between?
Higher centres with lower systems (brainstem and spinal cord)
What do commissural tracts connect between?
Connect the two hemispheres together
What do association tracts connect between?
Connect regions of the same hemisphere
What type of tract is corticospinal?
projection?
What type of tract is cingulum?
Association
What type of tract is superior occipitofrontal fasciculus?
Association
What type of tract is corticobulbar?
projection
What type of tract is anterior commisure
commissural
What type of tract is corpus callosum?
commissural
What type of tract is corona radiata?
projection
What type of tract is inferior occipitofrontal fasciculus?
association
What type of tract is uncinate fasciculus?
association
What type of tract is internal capsule?
projection
What type of tract is geniculocalcarine tract (optic radiation)?
projection
What type of tract is superior longitudinal fasciculus?
association
What type of tract is inferior longitudinal fasciculus?
association
Which tracts connect the motor cortex to the brain stem and spinal cord?
Corticospinal and corticobulbar
WHich tract has fibres to and from virtually all cortical areas from the internal capsule?
corona radiata
Which tract is a major conduit of fibres to and fro mthe cerebral cortex
internal capsule
Which tract connects the lateral geniculate nucleus to the occipital cortex?
Optic radiation
Which tract crosses through the lamina terminalis connecting the olfactory bulbs and nuclei
anterior commissure
Which tract connects all different lobes?
cingulum
Which tracts connect occipital and frontal lobes?
inferior and superior occipitofrontal fasciculus
Which tract connects the orbital and inferior gyri of the frontal lobe to the anterior temporal lobe?
uncinate fasciculus
Which tract connects the frontal lobe cortex to parietal, temporal and occipital lobe cortices/
superior longitudinal fasciculus
