Erin Urbanowicz
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Test sobre NSF Week 7, creado por Erin Urbanowicz el 01/10/2019.

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Erin Urbanowicz
Creado por Erin Urbanowicz hace alrededor de 5 años
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NSF Week 7

Pregunta 1 de 30

1

Your patient has experienced traumatic events in his past. During which stage of the memory processing of the traumatic event might there be a target for intervention?

Selecciona una de las siguientes respuestas posibles:

  • consolidation

  • encoding

  • reconsolidation

  • retrieval

Explicación

Pregunta 2 de 30

1

A 65 year-old right-handed man was brought to the emergency room by his wife one hour after sudden onset of right upper arm/hand weakness and difficulty talking. His wife reported that he seems to understand what she is saying because he is responding appropriately to her questions. However, she states he is only able to produce a few words (e.g."something...wrong...can't talk...doctor"). A physical exam revealed full visual fields, but weakness of the right arm and the right lower face. Which one of the following types of aphasia does the patient demonstrate?

Selecciona una de las siguientes respuestas posibles:

  • broca's aphasia

  • Anomic Aphasia

  • Global Aphasia

  • Wernicke's Aphasia

Explicación

Pregunta 3 de 30

1

According to the DSM-5, which of the following is a symptom of Autism Spectrum Disorder?

Selecciona una de las siguientes respuestas posibles:

  • Difficulty with social interaction

  • Outbursts of anger and disruptive behavior

  • severe anxiety

  • intellectual disability

Explicación

Pregunta 4 de 30

1

A 19 year old presents to clinic with her mother. She suffered from a traumatic brain injury in a motor vehicle accident when celebrating her 18th birthday. She has had significant problems with school performance and daily functioning. Her mother is concerned about her daughter's cognitive ability since the accident and wants to know if her daughter has an intellectual disability. What additional finding would be required for diagnosis of an intellectual disability?

Selecciona una de las siguientes respuestas posibles:

  • A score of <80 on IQ testing following the accident

  • Presence of MRI abnormality

  • Rating of a 'severe' impairment on neuropsychological testing in any of the following domains: working memory, attention, or executive skills

  • History of difficulties with cognitive and adaptive skills prior to the accident

Explicación

Pregunta 5 de 30

1

A 7 year old child presents to your clinic with his foster parents. They are concerned about his school performance and wonder if he may have ADHD. On exam, you note that he is small for his age with a head circumference <5%, has a thin upper lip with flat philtrum, and is very hyperactive (see image). His language skills are on par with those of a 4 year old. Based on this constellation of symptoms, you believe this can be attributed to the most common teratogenic cause of intellectual disability. What prenatal exposure do you suspect?

Selecciona una de las siguientes respuestas posibles:

  • cigarette smoke

  • alcohol

  • methamphetamines

  • valproic acid

Explicación

Pregunta 6 de 30

1

Which thalamic nucleus communicates with other thalamic nuclei and also prevents overstimulation of cortex via GABAergic cortical relays?

Selecciona una de las siguientes respuestas posibles:

  • Pulvinar

  • Reticular

  • Intralaminar

  • Anterior

Explicación

Pregunta 7 de 30

1

Which of the following functions does the pineal body regulate?

Selecciona una de las siguientes respuestas posibles:

  • Circadian rhythms through the release of melatonin

  • Food intake through the release of leptin

  • Water intake by measuring blood osmolality

  • "Fight or Flight" response through the release of Corticotropin Releasing Hormone

Explicación

Pregunta 8 de 30

1

Thalamic pain syndrome (Dejerine-Roussy syndrome) results from a lesion of which thalamic nucleus?

Selecciona una de las siguientes respuestas posibles:

  • Mediodorsal

  • Pulvinar

  • ventral posterior

  • reticular

Explicación

Pregunta 9 de 30

1

Which of the following hypothalamic nuclei are associated with the Papez circuit and memory?

Selecciona una de las siguientes respuestas posibles:

  • paraventricular nuclei

  • mammillary bodies

  • supraoptic nuclei

  • preoptic nuclei

Explicación

Pregunta 10 de 30

1

Orexin, a neuropeptide responsible for wakefulness, arousal, and increased appetite, is released by which hypothalamic nucleus/nuclei?

Selecciona una de las siguientes respuestas posibles:

  • Ventromedial nuclei

  • mammillary body

  • arcuate nucleus

  • lateral nuclei

Explicación

Pregunta 11 de 30

1

On the SLUMS, a patient's memory is tested by determining if a list of 5 words can be registered immediately and recalled again in 5 minutes. What type of memory is being tested with 5 minute recall?

Selecciona una de las siguientes respuestas posibles:

  • Working

  • Sensory

  • Declarative

  • Implicit

Explicación

Pregunta 12 de 30

1

A 45 year old man has had a stroke in his dominant hemisphere. On mental status evaluation, you determine that he constructs sentences with articles and prepositions, with average sentence length of 7-8 words. The sentences have normal intonation and he does not make frequent pauses in his speech. He frequently answers 'yes' to open-ended questions. You have difficulty understanding the content of his responses, despite normal articulation. Which area is most likely affected by his stroke?

Selecciona una de las siguientes respuestas posibles:

  • Parahippocampal gyrus

  • Superior parietal lobe

  • Posterior superior temporal gyrus

  • cingulate gyrus

Explicación

Pregunta 13 de 30

1

Which nucleus is involved in memory formation, providing cholinergic input to the hippocampus?

Selecciona una de las siguientes respuestas posibles:

  • Raphne nucleus

  • Locus Ceruleus

  • Nucleus basalis of Meynert

  • Nucleus Accumbens

Explicación

Pregunta 14 de 30

1

A 33 year old man has 5 days of progressively worsening mental status with fever. He has a first-time seizure in the emergency room. An MRI brain shows hemorrhagic lesions in the bilateral temporal lobes. Based on the most likely diagnosis, what next steps do you take?

Selecciona una de las siguientes respuestas posibles:

  • Send CSF culture, give ceftriaxone IV

  • Send CSF culture, give oral acyclovir

  • CSF PCR, no available treatments

  • CSF PCR, give IV acyclovir

Explicación

Pregunta 15 de 30

1

A 19 year old man has new onset of altered mental status, fever, and new-onset seizures. His MRI brain shows temporal lobe cerebritis. A lumbar puncture shows normal glucose and protein, but a mild pleiocytosis (18 white blood cells) with lymphocytic predominance (92% lymphocytes). These findings suggests that he has which of the following?

Selecciona una de las siguientes respuestas posibles:

  • Enterovirus

  • West Nile Virus

  • Neisseria Meningtidis

  • Bartonella Henselae

Explicación

Pregunta 16 de 30

1

A general pediatrician screens an 18 month old girl at a well-child visit and finds a lack of joint attention by history and examination. She refers her on for a formal diagnostic evaluation at a development clinic with a multidisciplinary autism spectrum disorders team. On her exam, which of the following suggests an absence of joint attention?

Selecciona una de las siguientes respuestas posibles:

  • She became overly fixated on one toy and spent the rest of the appointment spinning its wheels

  • She does not follow instructions when you ask her to run down the hallway

  • She will not simultaneously regard a toy to which her mother and doctor are both pointing

  • She repetitively licks the screen of her mother's tablet

Explicación

Pregunta 17 de 30

1

In the Papez circuit, which brain structure receives input from various cortical areas and is the primary source of input to the hippocampus?

Selecciona una de las siguientes respuestas posibles:

  • Subiculum

  • Entorhinal cortex

  • Fornix

  • Cingulum

Explicación

Pregunta 18 de 30

1

Delirium can be distinguished from depression, dementia, and schizophrenia based on the mental status exam. Which of the following symptoms are characteristic of delirium, and not typical of depression, dementia, or schizophrenia?

Selecciona una de las siguientes respuestas posibles:

  • Delusions and hallucinations

  • Tearfulness and other mood changes

  • acute onset with fluctuating symptoms

  • Impaired short-term memory

Explicación

Pregunta 19 de 30

1

Iatrogenic causes of delirium often include medications. Which of the following medications is likely to cause and/or worsen delirium in hospital patients?

Selecciona una de las siguientes respuestas posibles:

  • Haloperidol (antipsych)

  • Lorazepam (benzo)

  • clonidine (alpha-2 agonist)

  • acetaminophen

Explicación

Pregunta 20 de 30

1

The anatomic distribution of which abnormality in the brain is most closely correlated with the clinical progression of Alzheimer's disease?

Selecciona una de las siguientes respuestas posibles:

  • Plaques composed of oxidized lipids

  • Neurofibrillary tangles composed of tau

  • Lewy bodies composed of alpha synuclein

  • Prion plaques composed of prion protein

Explicación

Pregunta 21 de 30

1

What is the name of the extracellular protein aggregate that is a marker of Alzheimer's disease?

Selecciona una de las siguientes respuestas posibles:

  • Beta Amyloid

  • Neurofibrillary tangle

  • Alpha Synuclein

  • Prion protein

Explicación

Pregunta 22 de 30

1

REM sleep behavior disorder is a core feature of which dementia?

Selecciona una de las siguientes respuestas posibles:

  • Alzheimer Disease

  • Frontotemporal dementia

  • Lewy body dementia

  • Vascular Dementia

Explicación

Pregunta 23 de 30

1

What MRI finding would you most likely observe in a patient with moderate to severe Alzheimer's disease?

Selecciona una de las siguientes respuestas posibles:

  • Abnormal T2 signal w/in the hippocampus

  • Abnormal T2 signal w/in the brainstem

  • Frontal lobe atrophy

  • Bilateral hippocampal atrophy

Explicación

Pregunta 24 de 30

1

A 57-year old lawyer presents with a 1-2 year history of increased impulsivity and disinhibition, leading to the recent loss of his job. His wife describes him as having a tendency to become fixated on one idea without being able to let it go (over the same time period). During the exam, he is extremely jovial and intermittently makes inappropriate comments. Lab workup is normal. What type of neurocognitive disorder is most likely?

Selecciona una de las siguientes respuestas posibles:

  • Alzheimer's Dementia

  • Lewy Body Dementia

  • Mild Cognitive impairment

  • Frontotemporal dementia

Explicación

Pregunta 25 de 30

1

What is the most common type of Creutzfeldt-Jakob disease (CJD)?

Selecciona una de las siguientes respuestas posibles:

  • Sporadic

  • Iatrogenic

  • Variant

  • Familial

Explicación

Pregunta 26 de 30

1

What is the major output tract of the amygdala?

Selecciona una de las siguientes respuestas posibles:

  • Stria terminalis

  • Fornix

  • Cingulum

  • Medial forebrain bundle

Explicación

Pregunta 27 de 30

1

An elderly patient dies from aspiration pneumonia, after a prolonged cognitive decline over several years, characterized mostly by memory loss. There was not significant motor dysfunction. Neuropathological examination of the brain and spinal cord is most likely to reveal which of the following?

Selecciona una de las siguientes respuestas posibles:

  • Alpha-synuclein positive Lewy bodies in the cortex and midbrain

  • Tau-positive inclusions in the anterior horn cells of the spinal cord

  • Amyloid-beta and Tau positive plaques throughout the cortex

  • Amyloid-beta deposits in vessel walls only

Explicación

Pregunta 28 de 30

1

An adult patient dies after approximately two years of progressive muscle weakness, eventually requiring ventilator support. Early symptoms included hyperreflexia and spasticity. Cognitive function was intact, and no significant cortical atrophy was seen on gross examination. Neuropathological examination of the brain and spinal cord is most likely to reveal which of the following?

Selecciona una de las siguientes respuestas posibles:

  • Alpha-synuclein positive Lewy bodies in the cortex and midbrain

  • Tau-positive inclusions in the anterior horn cells of the spinal cord

  • Amyloid-beta and Tau positive plaques throughout the cortex

  • Amyloid-beta deposits in vessel walls only

Explicación

Pregunta 29 de 30

1

Which of the following is required to make a diagnosis of ADHD?

Selecciona una de las siguientes respuestas posibles:

  • Family history of ADHD

  • Inattention

  • Hyperactivity

  • Age of onset in childhood

Explicación

Pregunta 30 de 30

1

Which of the following is a common dose dependent side effect of first line medications used to treat ADHD?

Selecciona una de las siguientes respuestas posibles:

  • Polyuria

  • Elevated blood pressure

  • Blurry vision

  • diarrhea

Explicación