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:

Related Mcqs:

1. 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

2. 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

3. 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

4. When Pavlov repeatedly presented the conditioned stimulus without pairing it with the unconditioned stimulus, the conditioned response failed to occur. This is known as __________________?

   A. condition failure
   B. recovery
   C. extinction
   D. habituation

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

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

6. 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

7. The principle that two stimuli must differ by a constant proportion for their difference to be perceived is known as _________________?

   A. Weber’s law
   B. the opponent-process theory
   C. feature detection
   D. the difference threshold

8. The constant quivering movements of our eyes are necessary in order to:

   A. Illuminate the entire retina
   B. Facilitate the process of accommodation
   C. Increase the input of light into the eye
   D. Minimize sensory adaptation

9. The detection and encoding of stimulus energies by the nervous system is called:

   A. Synesthesia
   B. Signal detection
   C. Sensation
   D. Accommodation

10. According to Piaget, children who can think symbolically about absent objects and can appreciate the stable properties of those objects, but cannot think logically about actions that produce change, are at the__________ stage?

    A. formal-operational
    B. concrete-operational
    C. preoperational
    D. sensorimotor