Brain Flashcards
divisions of the brain
cerebrum
diencephalon
pituitary gland
brainstem
cerebellum
cerebrum associated with ____ and _____
thought and consciousness
perception, communication, understanding, and memory are processed in the
cerebrum
cerebrum hemispheres are divided by the
longitudinal cerebral fissure
hills =
valleys =
hills = gyrus
valleys = sulcus
cerebrum lobes (4)
frontal
parietal
occipital
temporal
frontal lobe has the ___ ____ cortex
primary motor cortex
*precentral gyrus
parietal lobe has the ___ ___ cortex
primary sensor cortex
*post-central gyrus
frontal lobe = ___ ___ cortex
parietal lobe = ___ ___ cortex
frontal lobe = primary motor cortex
parietal lobe = primary sensory cortex
central sulcus is between the …
frontal and parietal lobe
the occipital lobe has the ____ _____ cortex
primary visual cortex
temporal lobe processes: (3)
auditory input
language
memories
lateral sulcus is where?
diencephalon contains the (3)
thalamus
hypothalamus
epithalamus
what connects the pituitary gland to the hypothalamus?
infundibulum
what comes of the hypothalamus?
pituitary gland
brainstem contains (3)
midbrain
pons
medulla
what CNs come from pons?
CN V, VI, VII, VIII
what CNs come from the midbrain?
CN III, IV
what CNs come from the medulla?
CN IX, X, XI, XII
cerebellum is in the
posterior cranial fossa
what does the cerebellum do?
coordinate skeletal muscle contractions
corpus callosum is the largest _____
commissure
brain is supplies by what two major arteries?
internal carotid artery
vertebrobasilar artery
where does the internal carotid artery supply blood to?
brian- anterior
where does the vertebrobasilar artery supply blood to?
brain- posterior
what are the branches of the internal carotid artery?
ophthalmic artery
posterior communicating artery
anterior cerebral artery
anterior communicating artery
middle cerebral artery
what are the two main branches off the vertebrobasilar artery?
vertebral arteries
basilar artery
what are the vertebral artery branches?
posterior inferior cerebellar artery
anterior spinal artery
what are the branches of the basilar artery?
inferior cerebellar artery
superior cerebellar artery
posterior cerebellar artery
what is the circle of Willis?
collateral circulation between the 2 internal carotid arteries and vertebrobasilar arteries
regions of the brainstem
mesencephalon (midbrain)
pons
medulla oblongata
cerebellum
A: mesencephalon
B: pons
C: medulla obolngata
D: cerebellum
E: cerebrum