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Visual System (ch11)

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(Exam 2) Neuroscience Test sobre Visual System (ch11), creado por Ben Williams el 05/03/2017.
Ben Williams
Test por Ben Williams, actualizado hace más de 1 año
Ben Williams
Creado por Ben Williams hace más de 7 años
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Resumen del Recurso

Pregunta 1

Pregunta
Please label the parts of the visual pathways (A-H)
Image:
191f8a2f-3c10-4e27-9e3b-643304ae3de3 (image/jpeg)
Respuesta
  • Retina
  • Primary Visual Cortex
  • Optic Nerve
  • Optic Chiasm
  • Optic Tract
  • Meyer's Loop
  • Lateral Geniculate Nucleus
  • Optic Radiation

Pregunta 2

Pregunta
Midget cells synapse on the [blank_start]Parvocellular[blank_end] layer and carry data from the [blank_start]Cones[blank_end].
Respuesta
  • Parvocellular
  • Magnocellular
  • Cones
  • Rods

Pregunta 3

Pregunta
Name this visual deficit.
Image:
e5c859da-cbd7-491e-8e5a-41cf06e8acc4 (image/jpeg)
Respuesta
  • Monocular Scotoma
  • Monocular Visual Loss
  • Bitemporal Hemianopia
  • Contralateral Homonymous Hemianopia
  • Contralateral Superior Quadrantanopia
  • Contralateral Inferior Quadrantanopia
  • Monocular Altitudinal Scotoma

Pregunta 4

Pregunta
Parasol cells synapse on the [blank_start]Magnocellular[blank_end] layer and carry data from the [blank_start]Rods[blank_end].
Respuesta
  • Magnocellular
  • Parvocellular
  • Rods
  • Cones

Pregunta 5

Pregunta
Name this visual deficit.
Image:
f7ca46c1-e4aa-4027-b327-8d4c46a05d57 (image/jpeg)
Respuesta
  • Monocular Scotoma
  • Monocular Visual Loss
  • Bitemporal Hemianopia
  • Contralateral Homonymous Hemianopia
  • Contralateral Superior Quadrantanopia
  • Contralateral Inferior Quadrantanopia
  • Monocular Altitudinal Scotoma

Pregunta 6

Pregunta
Name this visual deficit
Image:
41d36108-081f-4bdf-b9a1-9edd8d8aac14 (image/jpeg)
Respuesta
  • Monocular Scotoma
  • Monocular Visual Loss
  • Bitemporal Hemianopia
  • Contralateral Homonymous Hemianopia
  • Contralateral Superior Quadrantanopia
  • Contralateral Inferior Quadrantanopia
  • Monocular Altitudinal Scotoma

Pregunta 7

Pregunta
Name this visual deficit
Image:
bc59795f-0803-4394-a578-5c3201f6808e (image/jpeg)
Respuesta
  • Monocular Scotoma
  • Monocular Visual Loss
  • Bitemporal Hemianopia
  • Contralateral Homonymous Hemianopia
  • Contralateral Superior Quadrantanopia
  • Contralateral Inferior Quadrantanopia
  • Monocular Altitudinal Scotoma

Pregunta 8

Pregunta
Name this visual deficit
Image:
bbcee3e9-1b75-49b9-988c-40d5b5b50581 (image/jpeg)
Respuesta
  • Monocular Scotoma
  • Monocular Visual Loss
  • Bitemporal Hemianopia
  • Contralateral Homonymous Hemianopia
  • Contralateral Superior Quadrantanopia
  • Contralateral Inferior Quadrantanopia
  • Monocular Altitudinal Scotoma

Pregunta 9

Pregunta
Name this visual deficit
Image:
8248766f-8222-4f57-bcfa-de7dc8609060 (image/jpeg)
Respuesta
  • Monocular Scotoma
  • Monocular Visual Loss
  • Bitemporal Hemianopia
  • Contralateral Homonymous Hemianopia
  • Contralateral Superior Quadrantanopia
  • Contralateral Inferior Quadrantanopia
  • Monocular Altitudinal Scotoma

Pregunta 10

Pregunta
Name this visual deficit
Image:
fbf5242d-ee1a-44d3-9096-b31e949fca54 (image/jpeg)
Respuesta
  • Monocular Scotoma
  • Monocular Visual Loss
  • Bitemporal Hemianopia
  • Contralateral Homonymous Hemianopia
  • Contralateral Superior Quadrantanopia
  • Contralateral Inferior Quadrantanopia
  • Monocular Altitudinal Scotoma

Pregunta 11

Pregunta
Lesion at the Retina results in which of the following visual deficits?
Respuesta

Pregunta 12

Pregunta
Lesion at the Optic Nerve results in which of the following visual deficits?
Respuesta

Pregunta 13

Pregunta
Lesion at the Optic Chiasm results in which of the following visual deficits?
Respuesta

Pregunta 14

Pregunta
Lesion at the Optic Tract results in which of the following visual deficits?
Respuesta

Pregunta 15

Pregunta
Lesion at Meyer's Loop results in which of the following visual deficits?
Respuesta

Pregunta 16

Pregunta
Lesion at the Lateral Geniculate Nucleus results in which of the following visual deficits?
Respuesta

Pregunta 17

Pregunta
Lesion at the Lateral Geniculate Nucleus results in which of the following visual deficits?
Respuesta

Pregunta 18

Pregunta
Lesion at the Primary Visual Cortex results in which of the following visual deficits?
Respuesta

Pregunta 19

Pregunta
Lesion at the Upper Bank of the Calcarine Fissure results in which of the following visual deficits?
Respuesta

Pregunta 20

Pregunta
Lesion at the Lower Bank of the Calcarine Fissure results in which of the following visual deficits?
Respuesta

Pregunta 21

Pregunta
Occlusion of which artery results in Monocular Altitudinal Scotoma?
Image:
f94acd0b-c4a8-4ab1-8050-7806e9ad27d4 (image/jpeg)
Respuesta
  • Superior Retinal a.
  • Inferior Retinal a.
  • Retinal a.
  • Opthalmic a.

Pregunta 22

Pregunta
Ipsilateral ICA stenosis indirectly causes what visual deficit?
Image:
089cccff-f0b0-4542-91de-49fbd6b20589 (image/jpeg)
Respuesta
  • Amaurosis Fagax
  • Altitudinal Scotoma
  • Right Inferior Quadranopsia
  • Left Superior Quadranopsia

Pregunta 23

Pregunta
Left Superior MCA occlusion causes what visual deficit?
Image:
8f0fe066-325a-47ba-84b4-127ad3aece19 (image/jpeg)
Respuesta

Pregunta 24

Pregunta
Right Inferior MCA occlusion causes what visual deficit?
Image:
60616622-016c-42c5-8954-5d3d3a6c5efe (image/jpeg)
Respuesta

Pregunta 25

Pregunta
R PCA infarct of entire R PVC would cause which visual deficit?
Image:
147e883e-905e-4c2c-b6cf-033f1cd474a7 (image/jpeg)
Respuesta

Pregunta 26

Pregunta
Infarct of the MCA Inferior Divisions would cause which visual deficit?
Image:
365a720b-6ad2-49d7-ac9a-5eb7cf2dd49e (image/jpeg)
Respuesta

Pregunta 27

Pregunta
The Opthalmic a. branches directly off which artery?
Respuesta
  • ICA
  • MCA
  • ACA
  • PCommA

Pregunta 28

Pregunta
The Central Retinal a. branches directly off which artery?
Respuesta
  • Opthalmic a.
  • ICA
  • MCA
  • ACA
  • ACommA

Pregunta 29

Pregunta
Woah!! WTH?
Image:
01ac6226-68b3-4b89-8c1b-1d67a4ff9ab2 (image/jpeg)
Respuesta
  • Macular Sparing
  • Occur following partial lesions of the visual pathway
  • Altitudinal Scotoma
  • Amaurosis Fagax
  • Occur following occlusion of the Central Retina a.

Pregunta 30

Pregunta
Hallucinations are an example of which of the following visual disturbances:
Respuesta
  • Negative Phenomena
  • Positive Phenomena
  • Simple Phenomena
  • Formed Phenomena

Pregunta 31

Pregunta
Scotomas are an example of which of the following visual disturbances:
Respuesta
  • Positive phenomena
  • Negative phenomena
  • Simple phenomena
  • Formed phenomena

Pregunta 32

Pregunta
Geometric Shapes seen in the visual field are an example of which of the following visual disturbances:
Respuesta
  • Positive phenomena
  • Simple phenomena
  • Negative phenomena
  • Formed phenomena

Pregunta 33

Pregunta
[blank_start]Simple[blank_end] Phenomena are caused by lesions located anywhere from eye to cortex. [blank_start]Formed[blank_end] Phenomena are caused by lesions located or affecting the inferior temporo-occipital visual association cortex.
Respuesta
  • Simple
  • Formed

Pregunta 34

Pregunta
Which cells are involved in motion/spatial analysis?
Respuesta
  • Parasol Cells
  • Midget Cells

Pregunta 35

Pregunta
Which cells are involved in Form and Color?
Respuesta
  • Midget Cells
  • Parasol Cells

Pregunta 36

Pregunta
Ventral Pathways project to parieto-occipital association cortex and answer the question of “Where?”
Respuesta
  • True
  • False

Pregunta 37

Pregunta
Ventral pathways project to occipitotemporal association cortex and answer the question of “What?”
Respuesta
  • True
  • False

Pregunta 38

Pregunta
A greater portion of the brain is dedicated to vision versus any other sensory modality
Respuesta
  • True
  • False
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