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Previous year Quizz 2

Alba Del Rio Serrato 18 preguntas

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Preguntas del test (18)

  1. 1Smell disorders are frequently caused by ...
    1. ANeurodegenerative diseases
    2. BSkull fractures
    3. CSide effects of drugs
    4. DDiabetes mellitus Type I
    5. EKallmann Syndrome
  2. 2The dorsolateral prefrontal cortex
    1. Ais involved in triggering of reflexive saccades
    2. Binhibits unwanted reflexive saccades
    3. Cis the source of a cortico-cerebellar projection modulating the vestibulo-ocular reflex
    4. Dis rarely affected in neurodegenerative disorders
    5. Eis intact when antisaccades are directed towards the target
  3. 3Dorsal Horn Lamina II neurons
    1. Aare all GABAergic
    2. Breceive primary afferent input from NGF responsive sensory neurons
    3. Cprocess proprioceptive information
    4. Dprocess exclusively thermal information from the periphery
    5. Eare mostly projection neurons
  4. 4One of these statements is WRONG: Sensory neurons that respond to noxious heat...
    1. Aalso respond well to the chili pepper compound capsaicin
    2. Bcan sometimes also respond to noxious cold
    3. Crespond to no other type of stimuli
    4. Dalmost always respond to noxious mechanical stimuli
    5. Eare never polymodal
  5. 5The figure below shows the basal aspect of the human brain. Which of the following statements is false?
    Imagen de la pregunta 5
    1. AThe structure labeled with red arrows contains migrating cells of the rostral migratory stream
    2. BThe structure labeled with red arrows contains axons of mitral cells
    3. CThe structure labeled as “Am” is part of the temporal lobe and target of mitral cell axons
    4. DThe asterisk (*) shows the third ventricle
    5. EThe black arrow points at the anterior part of the insular cortex
  6. 6What afferent fiber type conveys first pinch sensation?
    1. AGroup Ia spindle afferents
    2. BThinly myelinated Aδ-fibers
    3. CLarge myelinated AB−fibers
    4. DSympathetic efferent fibers
    5. EMerkel disk afferent fibers
  7. 7Inhibition of reflexive saccades is not:
    1. Acontrolled by the dorsolateral prefrontal cortex
    2. Bdependent on omnipause neurons in the brainstem
    3. Cvisible at the patient’s bedside
    4. Dinvestigated by antisaccade testing
    5. Edependent on Brodmann’s area 46
  8. 8Irrepressible bursts of involuntary saccades ("ocular flutter / opsoclonus")
    1. Aindicate dysfunction of the prepontine paramedian reticular formation
    2. Boccur with lesions affecting the oculomotor nuclei
    3. Cindicate dysfunction of omnipause neurons in the nucleus raphe interpositus
    4. Doccur with lesions affecting Brodmann's area 46 in the prefrontal cortex
    5. Eare a sign of frontal eye field dysfunction
  9. 9Which of the following is wrong? Saccade velocity…
    1. AMay be reduced by centrally acting drugs
    2. BDepends on activity of premotor burst neurons in the brainstem reticular formation
    3. CIs reduced in neurodegenerative disorders affecting the brainstem reticular formation
    4. DIs normal in Parkinson’s disease
    5. EIs always accompanied by disorders of saccade accuracy
  10. 10Sensory neurons in the Dorsal root ganglia have myelinated and unmyelinated axons. Which class off fiber convey vibrotactile sensation?
    1. AUnmyelinated C-fibers
    2. Bγ−motor fibers
    3. CThinly myelinated Aδ-fibers
    4. DLarge myelinated A-fibers
    5. ESympathetic efferent fibers

Información

Descripción
Test sobre Previous year Quizz 2, creado por Alba Del Rio Serrato el 02/12/2017.
Idioma
English
Visitas
22
Etiquetas
neuroscience
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