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Author Question: Depth of focus is normally greater A) in dim light. B) when the pupils are dilated. C) when ... (Read 192 times)

gbarreiro

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on: Jun 22, 2018
Depth of focus is normally greater
 
  A) in dim light.
  B) when the pupils are dilated.
  C) when the pupils are constricted.
  D) when the ciliary muscles are contracted.
  E) both B and D

Question 2

The amount of light reaching the retinas is controlled by two donut-shaped bands of contractile tissue called the
 
  A) pupils.
  B) scleras.
  C) corneas.
  D) foveas.
  E) none of the above


scrocafella

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

Answer: C

Answer to Question 2

Answer: E


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