If illusion is a misperception of stimulus then hallucination is ___________________?

Related Mcqs:

1. Which TWO of the following statements are true of simultaneous contrast illusions? 1. In the simultaneous tilt illusion, vertical stripes appear tilted away from the tilt of their surrounding stripes. 2. In the luminance illusion, a grey patch appears darker when surrounded by a dark area than when surrounded by a light area. 3 A purple patch appears slightly closer to blue when surrounded by red, and closer to red when seen against a blue background. 4. Visual illusion effect only exist for motion.

   A. 1 & 3
   B. 2 & 3
   C. 3 & 4
   D. 2 & 4

2. Which THREE of the following are true regarding habituation and dishabituation?
   1:Habituation involves a gradual reduction in the magnitude of the response to repeated presentation of the response of a stimulus
   2:In dishabituation, the response returns when a salient extraneous stimulus is presented just before a trial with the habituated stimulus
   3:Habituation is caused by sensory-motor fatigue
   4:Habituation occurs as a consequence of the repeated presentation of a single event

   A. 1,2 & 3
   B. 2,3 & 4
   C. 1,2 & 4
   D. 4

3. The illusion of the rat or the professor and the young lady or the old lady are both examples of what type of illusion?

   A. Constancy
   B. Simultaneous contrasts
   C. Perceptual inference
   D. Reversible figures

4. The tilt illusion, the luminance contrast effect and the color illusion are examples of what type of contrast effect?

   A. Before-effects
   B. After-effects
   C. Waterfall illusions
   D. Perceptual illusions

5. Sometimes the visual information available to us about a stimulus is ambiguous because of differences in depth, lighting or shading cues. For example, patterns of shading can create the illusion of objects as protruding from a visual field. How do we make sense of the visual information to recognize ambiguous stimuli?

   A. Visual system relies on other people’s Knowledge of objects to identify ambiguous stimuli
   B. Visual information about protruding objects is impossible to process
   C. Visual system relies on assumptions about the physical world to identify ambiguous stimuli
   D. Both (a) and (c)

6. In which form of conditioning is the conditioned stimulus (CS) presented after the unconditioned stimulus (UCS) _______________?

   A. higher order conditioning
   B. forward conditioning
   C. backward conditioning
   D. second order conditioning

7. The ability to distinguish between a conditioned stimulus and similar stimuli that do not signal an unconditioned stimulus is called __________________?

   A. shaping
   B. acquisition
   C. discrimination
   D. generalization

8. Rahila found that a neutral stimulus becomes a conditioned stimulus only if it is contingent and:

   A. Inclusive
   B. Dominant
   C. Informative
   D. Appropriate

9. The presentation of an aversive stimulus of the removal of a positive stimulus are both examples of:

   A. negative reinforcement
   B. punishment
   C. positive reinforcement
   D. secondary reinforcement

10. The idea that the amount of change in a stimulus necessary to produce a JND is a constant proportion of the stimulus intensity is called:

    A. James law
    B. The all-or-none principle
    C. The law of diminishing returns
    D. Weber’s law