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42 Cards in this Set
- Front
- Back
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Which AA are modified by the GA
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asparagine
serine threonine |
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what other abnormalities are associated with arnold chiari?
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hydrocephaly
syringomyelia thoracolumbar meningocele |
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mesocortical pathway
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ventral tegmentum
to cortex |
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mesolimbic pathway
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ventral tegmentum
to limbic system |
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nigrostriatal pathway
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substantial nigra
to striatum (caudate + putamen) |
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tuberoinfundibular pathway
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arcuate nucleus
to pituitary |
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blockage of mesocortical pathway
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increases negative psychosis symptoms
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blockage of mesolimbic pathway
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relieves psychosis
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blockage of nigrostriatal pathway
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increases parkinsons
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blockage of tuberoinfundibular pathway
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increases prolactin secretion
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look like fried egg
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oligodendroglia
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form multinucleated giant cells in CNS of HIV px
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microglia
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myelinates CNS
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oligodendroglia
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myelinates PNS
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schwann
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a/w guillain barre
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schwann
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a/w MS
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oligodendroglia
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macrophages of CNS
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microglia
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form BBB
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astrocyte
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disease a/w decrease ACh
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huntingtons
alzheimer |
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disease a/w decreased GABA
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huntingtons
anxiety |
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disease a/w decreased NE
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depression
anxiety/mania |
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what makes up the reticular activating system
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reticular formation (NE)
locus ceruleus (NE) raphe nucleus (5HT) |
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what is a nissl substance
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RER found on neurons
-cell body -dendrites loss = irreversible damage |
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why are neurons sensitive to ischemia
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do not store glycogen
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markers for astrocytes
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GFAP
glutamine synthetase monoclonal Ab A2B5 |
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fried egg appearance on H/E
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oligodendrocytoma
koilocyte (HPV) seminoma/dysgerminoma |
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location of synthesis
NE |
locus ceruleus
reticular formation solitary tract |
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location of synthesis
DA |
ventral tegmentum
substantia nigra |
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location of synthesis
5HT |
raphe nucleus
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location of synthesis
ACh |
basal nucleus of meynert
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location of synthesis
GABA |
nucleus accumbens
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what crosses BBB
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glucose and AA
-slowly -carrier mediated nonpolar/lipid soluble -cross rapidly -diffuse |
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what happens after infarction of BBB
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destruction of tight junctions
vasogenic edema |
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areas of brain that are fenestrated
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area postrema
-vomiting after chemo OVLT -osmotic sensing neurohypophysis -ADH -oxytocin |
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a/w increased AFP
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anterior abdominal wall defect
neural tube defect |
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development of telencephalon
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cerebral hemisphere
basal ganglia hippocampus/amygdala lateral ventrical |
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development of diencephalon
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thalami
optic nerve/tract 3rd ventricle |
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development of mesencephalon
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midbrain
aqueduct |
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development of
metencephalon |
pons
cerebellum 4th ventricle |
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development of myelencephalon
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medulla
4th ventricle |
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dandy walker
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absent cerebellar vermis
enlargement of the 4th ventricle lack of coordination and jerky eye movement may result from riboflavin inhibitors (INH) |
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arnold chiari
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cerebellar tonsillar herniation
aqueduct stenosis |
