Answers 100%
26 y.o. w/HA and R-hand clumsiness for weeks. Exam shows difficulty w/rapid
alternating movements of hand, overt intention tremor on finger-to-nose, and mildly
dysmetric finger tamping. CNS intact and no papilledema. Where will damage show on
MRI? - ANSWERSCerebellum
Mesolimbic DA pathway includes which structure? - ANSWERSVentral striatum
In addiction, dopaminergic neurons project to nucleus accumbens. Cell bodies of these
neurons reside in which area of brain? - ANSWERSVentral tegmental area
Neural plasticity largely mediated through the capacity to rapidly change in number and
morphology which fo the following? - ANSWERSDendritic spines
The uncinated fasciculus connects which of the following brain areas? -
ANSWERSAnterior temporal and ventral pre-frontal regions
What are cortical columns? - ANSWERSFunctional units for information processing
Abnormal emotional expressions such as pathological laughter or crying caused by
lesions affecting cortical- subcortical circuits linking frontal cortex, pons and what? -
ANSWERSCerebellum
Exposure to light effects which brain structure? - ANSWERSSuprachiasmatic nucleus
When does synaptogenesis peak? - ANSWERSFirst 4 years of life
Where does the neuron morphology in the brain change the most? -
ANSWERSPrefrontal cortex
threatening objects produce startle response prior to person becoming consciously
aware. Connection of thalamus to what? - ANSWERSAmygdala
Huntington's disease characterized by loss of neurons producing which NT? -
ANSWERSGABA
Adult neurogenesis in which area of the brain? - ANSWERSHippocampus
17y/o is evaluated for binge eating associated with a 60 lb weight gain over the past
four months. CT shows a craniopharyngioma that likely disrupts what structure? -
ANSWERSVentromedial hypothalamus