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Author Question: The most commonly used method for tracing efferent axons connections involves the infusion of ... (Read 39 times)

sammy

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on: Jun 22, 2018
The most commonly used method for tracing efferent axons connections involves the infusion of ________ into a brain region.
 
  A) fluorogold
  B) cresyl violet
  C) methylene blue
  D) PHA-L
  E) formalin

Question 2

Which of the following is a problem for the use of a microscope in the examination of brain tissue?
 
  A) A light microscope cannot resolve fine synaptic details such as synaptic vesicles.
  B) A light microscope can magnify an image up to X1500, which is sufficient to view some details such as synaptic vesicles.
  C) Beams of electrons passed through a thin brain section cast a dark shadow on photographic film.
  D) A light microscope shows better resolution than does an electron microscope.
  E) A light microscope shows three-dimensional details, which makes for a more difficult histological analysis.


apple

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

Answer: D

Answer to Question 2

Answer: A
Rationale: A light microscope cannot resolve fine synaptic details such as synaptic vesicles.


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