Cues to Depth Perception in Psychology

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Questions and Answers

What is the main reason for binocular disparity?

  • The lateral separation of the eyes, which results in slightly different image inputs for each eye (correct)
  • The difference in the angle of stimuli on the retina between the two eyes
  • The difference in the size of the retinal images between the two eyes
  • The vergence movement of the eyes, which helps to keep an object at fixation

What is the name of the region where objects can fall and produce no disparity?

  • The horopter (correct)
  • Vergence circle
  • Stereoscope
  • Fixation plane

What is the relationship between perceived size and perceived distance?

  • Perceived size is proportional to the square of perceived distance
  • Perceived size is inversely proportional to perceived distance
  • Perceived size is independent of perceived distance
  • Perceived size is directly proportional to perceived distance (correct)

What is the purpose of the vergence movement of the eyes?

<p>To keep an object at fixation, ensuring that it falls on equal anatomical portions of each retina (B)</p>
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What is the name of the illusion where two identical objects appear to be different in length due to monocular cues to distance?

<p>Ponzo illusion (B)</p>
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What is the primary function of the accommodation cue in depth perception?

<p>To change the shape of the lens to focus on nearby objects (D)</p>
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What is the term for the phenomenon where parallel lines appear to converge in the distance?

<p>Perspective convergence (C)</p>
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Which type of cue requires the observer to be in motion relative to the objects in the environment?

<p>Observer-centric cue (B)</p>
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What is the purpose of the familiar size cue in depth perception?

<p>To use prior knowledge of an object's size to estimate its distance (B)</p>
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What is the primary reason why objects close by appear to glide past quicker than objects in the distance?

<p>Because of the motion parallax effect (A)</p>
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