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Author Question: Retinal ganglion cells of the ON type described by Kuffler A) fire randomly to light and dark ... (Read 60 times)

Tazate

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on: Jun 22, 2018
Retinal ganglion cells of the ON type described by Kuffler
 
  A) fire randomly to light and dark conditions.
  B) record an excitatory burst of potentials to a light placed within a circular center.
  C) show suppressed numbers of potentials to a light placed within a circular center.
  D) show an increased number of potentials when a light was placed onto a ring surrounding the center.
  E) show a change in response rate to movement.

Question 2

The ________ pathways are important for the synchronization of locomotor activity to the light-dark cycle in rats.
 
  A) retino-geniculate-cortical
  B) retino-spinal
  C) retino-pretectal
  D) retino-hypothalamic
  E) retino-cerebellar pathway


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Missbam101

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Reply #1 on: Jun 22, 2018
Answer to Question 1

Answer: B
Rationale: Retinal ganglion cells of the ON type described by Kuffler record an excitatory burst of potentials to a light placed within a circular center.

Answer to Question 2

Answer: D


Tazate

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Reply 2 on: Jun 22, 2018
Thanks for the timely response, appreciate it

cici

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Reply 3 on: Yesterday
Gracias!

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