Brain Flashcards
complicated arrangement of folds
gyri
what are the grooves called that separate gyri
sulci
another term for sulci
fissures
another term for inter hemispheric fissure
longitudinal fissure
what is a deep groove separating the 2 cerebral hemispheres
longitudinal fissure
what divides brain into rt and lt halves
longitudinal fissure
what is located in the longitudinal fissure
falx cerebri and superior sagittal sinus (major vein)
what are veins referred to as in the brain
sinues
another term for sylvian fissure
lateral fisure
what separates the frontal and parietal lobes of brain from the temporal lobe
lateral fissure
another term for fissure of rolando
central fissure
what separates the frontal and parietal lobes of cerebrum
central fissure
what separates 2 of the major gyri on surface of brain
central fissure
what is anterior to central fissure
pre-central gyrus
what is posterior to central fissure
post-central gyrus
what are the several large divisions of the brain
cerebrum, cerebellum, brainstem, and diencephalon
largest portion of the brain
cerebrum
what divides brain into rt and lt hemispheres
cerebrum
what is the entire cerebrum composed of
gray and white matter
what is gray matter
neuron bodies
what is white matter
myelinated axons
what is the outer most portion of the cerebrum
cerebral cortex
what is composed of gray matter approximately 3-5 mm thick
cerebral cortex
what is deep to the cortex
white matter