brain fr Flashcards
on what side is the wernicke’s area
only on the left side
what is the wernicke’s area
in the parietal lobe
general interpretive area
(interprets the meaning of speech)
are pts with wernicke’s area issues frustrated?
NO! they just think nobody else understands them
what areas are located in the temporal lobe
primary olfactory area **
primary auditory area
also wernicke’s area on L
what area is in the occipital lobe
primary visual
“I have eyes on the back of my head”
what area is in the insula
additional area of gustation
brain labelling
where does the diencephalon sit
what are the major structures of the dienceohalon
what does the diencephalon surround
what does the thalamus do
acts as a relay station
transmits info from cerebellum to primary motor area
what does the hypothalamus do (7)
what projects from the hypothalamus
the hypophysis (pituitary gland)
whats another word for pituitary
the epithalamus is (sup/inf) and (ant/post) to the thalamus
what does the pineal gland secrete
melatonin
what do habenular nuclei do
(emotionally) respond to odours
when do see a pineal gland on a CT?
when it is calcified (very normal)
where is the limbic system
the limbic system is also known as what
what 2 major things does the limbic system do
memory storage and retrieval
motivation
what passes through the midbrain
cerebral aqueduct
connecting 3rd and 4th vetricles
what 2 cranial nerves are associated with the midbrain
III and IV (NOT I and II)
the pons is anterior to what
what cranial nerves are associated with the pons
the medulla oblongata contains external bulges, called what
what do the pyramids in the medulla oblongata do
why do R strokes cause L side body symptoms?
the decussation of the pyramids (crosses over)
the pyramids of the medulla oblongata are formed by what
what are the functions of the grey matter in the medulla oblongata
which cranial nerves are associated with the brain stem
III to XII
the cerebellum occupies what
posterior cranial fossa
what increases the SA of the cerebellum
folia
what are folia
long, parallel folds
the folia and cerebellar nuclei are in the (gray/white) matter of the cerebellum
gray!
what does the cerebellum do
- regulates posture and balance
- smooths and coordinates contractions of skeletal muscles
- skilled muscular activities
- may role in cognition and language processing
what is ataxia
loss of coordination, MS, parkinson’s, tumours, ALCOHOL can all cause what
ataxia
how many pairs of cranial nerves are there
12
the cranial nerves are part of the …
PNS
what does cranial nerve numbers indicate
what is the pneumonic for the cranial nerve functions
some say marry money, but my brother says big brains matter most
what is nerve I
olfactory
what does olfactory I do
smell!
what is nerve II
optic
what does optic II do
vision
where does the olfactory I go through
passes through the olfactory foramina of the cribiform plate of the ethmoid bone
what is the pathe from the retina to the visual cortex
between the eyes and optic chiasm is what
the optic nerve ONLY
what is nerve III
oculomotor
CN III, IV, and VI do what
control eye movement
CN III, IV, and VI pass through what
the superior orbital fissure
