PRITE Most Asked Questions and Correct Answers Already Passed

60 yo right-handed M, getting lost, only writes on right half of paper. Left-sided hemi-neglect. Where is the lesion? RIGHT PARIETAL LOBE 66 yo with HTN develops vertigo, diplopia, nausea, vomiting, hiccups, L face numbness, nystagmus, hoarseness, ataxia of limbs, staggering gait, and tendency to fall to the left. Dx? LATERAL MEDULLARY STROKE 26 yo w/HA and R-hand clumsiness for weeks. Exam shows difficutty 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? CEREBELLUM 78 yo pt had an ischemic stroke that left him with a residual mild hemiplegia. Pt appeared to be unaware that there was a problem of weakness on one side of this body. When asked to raise the weak arm, the patient raised his normal arm. When the failure to raise the paralyzed arm was pointed out to pt, he admitted that the arm was slightly weak. He also neglects the side of the body when dressing and grooming. Pt did not shave one side of his face, had difficulty putting a shirt on when it was turned inside out. Area of the brain likely affected by stroke? RIGHT PARIETAL LOBE Adult neurogenesis happens in which area of the brain? HIPPOCAMPUS Previously pleasant mom becomes profane and irresponsible over 6 months. Most likely a pathology in: FRONTAL LOBE In addiction, dopaminergic neurons project to nucleus accumbens. Cell bodies of these neurons reside in which area of the brain? VENTRAL TEGMENTAL AREA Orexin is made in what part of the brain? LATERAL HYPOTHALAMIC NUCLEI Which dopaminergic pathway includes the nucleus accumbens and also mediates addiction and associated behaviors/ reinforcing? MESOLIMBIC Neural plasticity is largely mediated through the capacity to rapidly change in number and morphology of what cell structure? DENDRITIC SPINES Which cell type secretes innate pro-inflammatory cytokines TNF - alpha and Il -1 B in pts with inflammatory conditions that affect the brain? MICROGLIA