Podcast
Questions and Answers
What is the minimum amount of change in stimulation that can be detected 50 percent of the time by a given person?
What is the minimum amount of change in stimulation that can be detected 50 percent of the time by a given person?
- Absolute threshold
- Just noticeable difference (jnd) (correct)
- Stimulus intensity
- Weber's law
Which term refers to the minimum amount of additional sugar needed in a cup of coffee before one can detect an increase in its sweetness?
Which term refers to the minimum amount of additional sugar needed in a cup of coffee before one can detect an increase in its sweetness?
- Absolute threshold
- Stimulus intensity
- Weber's law
- Difference threshold (correct)
What is the constant fraction of the original stimulus that is needed to produce the just noticeable difference (jnd)?
What is the constant fraction of the original stimulus that is needed to produce the just noticeable difference (jnd)?
- 2% (correct)
- 10%
- 5%
- 15%
In the context of the difference threshold, what does Weber's law state about the jnd for weight?
In the context of the difference threshold, what does Weber's law state about the jnd for weight?
What aspect of a stimulus does the absolute threshold refer to?
What aspect of a stimulus does the absolute threshold refer to?
What factor causes the difference threshold for a particular sensory experience to vary from person to person and from occasion to occasion?
What factor causes the difference threshold for a particular sensory experience to vary from person to person and from occasion to occasion?
What is the term used to describe the tendency of our sensory receptors to have decreasing responsiveness to unchanging stimuli?
What is the term used to describe the tendency of our sensory receptors to have decreasing responsiveness to unchanging stimuli?
Why might you stop noticing the odor in your friend's dormitory room after a few minutes?
Why might you stop noticing the odor in your friend's dormitory room after a few minutes?
What is the purpose of sensory adaptation?
What is the purpose of sensory adaptation?
What happens when vibrations repeatedly stimulate your skin?
What happens when vibrations repeatedly stimulate your skin?
What does sensory adaptation enable you to do?
What does sensory adaptation enable you to do?
Why is it adaptive not to adapt completely to extremely intense sensations?
Why is it adaptive not to adapt completely to extremely intense sensations?
What would serve little purpose if you continued noticing it after initial detection?
What would serve little purpose if you continued noticing it after initial detection?
What might happen if you ignore severe pain or freezing cold?
What might happen if you ignore severe pain or freezing cold?
What does Sensory adaptation let you do?
What does Sensory adaptation let you do?
