NINJA PRITE 2020 NEUROSCIENCES QUESTIONS
60 y/o right-handed M, getting lost, only writes on right half of paper. Left-sided hemi-
neglect. Where is the lesion? (8x) - Answers :RIGHT PARIETAL LOBE
66 y/o 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? (8x) - Answers :LATERAL MEDULLARY STROKE
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? (5x) - Answers :CEREBELLUM
78 y/o 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? (4x) - Answers :RIGHT PARIETAL
LOBE
MRI scan of head reveals an infarct in distribution of left anterior cerebral artery. Pt most
likely exhibits: (3x) - Answers :WEAKNESS OF CONTRALATERAL FOOT AND LEG,
SPARING OF FACE AND ARM, WITH ABULIA
Adult neurogenesis in which area of the brain? (3x) - Answers :HIPPOCAMPUS
Previously pleasant mom becomes profane and irresponsible over 6 months. Most likely
a pathology in: (2x - Answers :FRONTAL LOBE
Rapid onset of right facial weakness, left limb weakness, diplopia: (2x) - Answers
:BRAIN STEM INFARCTION
In addiction, dopaminergic neurons project to nucleus Accumbens. Cell bodies of these
neurons reside in Which area of the brain? (2x) - Answers :VENTRAL TEGMENTAL
AREA
Which brain region does leptin work at - Answers :HYPOTHALAMUS
Oxytocin suppresses which brain region - Answers :AMYGDALA
Hypothalamus area for maternal behavior - Answers :PRE-OPTIC
Cranial nerve for gag reflex and palette elevation - Answers :VAGAL NERVE
, The medial-temporal lobe for type of memory? - Answers :DECLARATIVE
Which of the following statements regarding the development of the CNS in the first two
years of life is correct? - Answers :MOTOR CORTEX DEVELOPS BEFORE SENSORY
CORTEX
cortical regions key component of salience network? - Answers :ANTERIOR
CINGULATE CORTEX
Initial learning phase of skilled motor sequence requires corticostriatal system and what
other system? - Answers :CORTIOCEROBELLAR
Reduced hippocampal volume causes what type of memory impairment? - Answers
:DECLARATIVE
Histaminergic neurons that regulate sleep originate in which brain nuclei? - Answers
:TUBEROMAMMILLARY
Pt receives neck manipulation, now has dysarthric speech, gait ataxia, numbness right
body, neck pain - Answers :VERTEBRAL ARTERY DISSECTION
areas are connected by the stria terminalis? - Answers :AMYGDALA --> SEPTAL AREA
& HYPOTHALAMUS
Wakefulness which brain area - Answers :ASCENDING Retic. Activ. Syst.
forms the neural tube? - Answers :ectoderm
R-TMS for MDD targets brain region? - Answers :DORSOLATERAL PREFRONTAL
CORTEX (DL-PFC for TMS)
Neurogenesis in adult brain is restricted to what region of brain? - Answers :DENTATE
GYRUS
Bipolar has decreased connectivity between ____ and ____ - Answers :Amygdala and
Prefrontal Cortex
Biogenic amine made in Locus Coeruleus? - Answers :Norepinephrine (NE)
CNS response to fear mediated by this structure - Answers :Amygdala (central nucleus)
Brain area activated by subliminal presentations of emotional faces - Answers
:AMYGDALA
60 y/o right-handed M, getting lost, only writes on right half of paper. Left-sided hemi-
neglect. Where is the lesion? (8x) - Answers :RIGHT PARIETAL LOBE
66 y/o 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? (8x) - Answers :LATERAL MEDULLARY STROKE
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? (5x) - Answers :CEREBELLUM
78 y/o 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? (4x) - Answers :RIGHT PARIETAL
LOBE
MRI scan of head reveals an infarct in distribution of left anterior cerebral artery. Pt most
likely exhibits: (3x) - Answers :WEAKNESS OF CONTRALATERAL FOOT AND LEG,
SPARING OF FACE AND ARM, WITH ABULIA
Adult neurogenesis in which area of the brain? (3x) - Answers :HIPPOCAMPUS
Previously pleasant mom becomes profane and irresponsible over 6 months. Most likely
a pathology in: (2x - Answers :FRONTAL LOBE
Rapid onset of right facial weakness, left limb weakness, diplopia: (2x) - Answers
:BRAIN STEM INFARCTION
In addiction, dopaminergic neurons project to nucleus Accumbens. Cell bodies of these
neurons reside in Which area of the brain? (2x) - Answers :VENTRAL TEGMENTAL
AREA
Which brain region does leptin work at - Answers :HYPOTHALAMUS
Oxytocin suppresses which brain region - Answers :AMYGDALA
Hypothalamus area for maternal behavior - Answers :PRE-OPTIC
Cranial nerve for gag reflex and palette elevation - Answers :VAGAL NERVE
, The medial-temporal lobe for type of memory? - Answers :DECLARATIVE
Which of the following statements regarding the development of the CNS in the first two
years of life is correct? - Answers :MOTOR CORTEX DEVELOPS BEFORE SENSORY
CORTEX
cortical regions key component of salience network? - Answers :ANTERIOR
CINGULATE CORTEX
Initial learning phase of skilled motor sequence requires corticostriatal system and what
other system? - Answers :CORTIOCEROBELLAR
Reduced hippocampal volume causes what type of memory impairment? - Answers
:DECLARATIVE
Histaminergic neurons that regulate sleep originate in which brain nuclei? - Answers
:TUBEROMAMMILLARY
Pt receives neck manipulation, now has dysarthric speech, gait ataxia, numbness right
body, neck pain - Answers :VERTEBRAL ARTERY DISSECTION
areas are connected by the stria terminalis? - Answers :AMYGDALA --> SEPTAL AREA
& HYPOTHALAMUS
Wakefulness which brain area - Answers :ASCENDING Retic. Activ. Syst.
forms the neural tube? - Answers :ectoderm
R-TMS for MDD targets brain region? - Answers :DORSOLATERAL PREFRONTAL
CORTEX (DL-PFC for TMS)
Neurogenesis in adult brain is restricted to what region of brain? - Answers :DENTATE
GYRUS
Bipolar has decreased connectivity between ____ and ____ - Answers :Amygdala and
Prefrontal Cortex
Biogenic amine made in Locus Coeruleus? - Answers :Norepinephrine (NE)
CNS response to fear mediated by this structure - Answers :Amygdala (central nucleus)
Brain area activated by subliminal presentations of emotional faces - Answers
:AMYGDALA
