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Questions and Answers
What is the definition of change blindness?
What is the definition of change blindness?
What is the cocktail party effect?
What is the cocktail party effect?
The ability to focus your hearing on something specific when there is noise all around you.
What is an external stimulus?
What is an external stimulus?
Sensory energy that is detected via the physical senses.
What is inattentional blindness?
What is inattentional blindness?
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What is inattentional deafness?
What is inattentional deafness?
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What is an internal stimulus?
What is an internal stimulus?
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What is selective attention?
What is selective attention?
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What is selective auditory attention?
What is selective auditory attention?
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What is the stroop effect?
What is the stroop effect?
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Why did Janelle not respond when asked if she would like a cup of juice?
Why did Janelle not respond when asked if she would like a cup of juice?
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What is the most accurate definition of inattentional blindness?
What is the most accurate definition of inattentional blindness?
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When someone chooses what to allocate their attention to, it is referred to as ______.
When someone chooses what to allocate their attention to, it is referred to as ______.
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What is one reason why we need to notice and ignore certain stimuli?
What is one reason why we need to notice and ignore certain stimuli?
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Why is the ability to choose what to pay attention to important for cognitive development?
Why is the ability to choose what to pay attention to important for cognitive development?
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Which of the following groups best describes what is unique to the deaf community?
Which of the following groups best describes what is unique to the deaf community?
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What is the basilar membrane?
What is the basilar membrane?
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What is the cochlea?
What is the cochlea?
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What are hair cells?
What are hair cells?
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What is the incus?
What is the incus?
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What is the malleus?
What is the malleus?
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What are ossicles?
What are ossicles?
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What is the pinna?
What is the pinna?
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What is place theory?
What is place theory?
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What is the stapes?
What is the stapes?
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What is temporal theory?
What is temporal theory?
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Where in the brain is sound processed?
Where in the brain is sound processed?
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What theory of pitch perception states that different parts of the basilar membrane are sensitive to different frequencies?
What theory of pitch perception states that different parts of the basilar membrane are sensitive to different frequencies?
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Study Notes
Attention and Perception Concepts
- Change blindness: A phenomenon where significant visual changes go unnoticed due to focus on another task.
- Cocktail party effect: The ability to concentrate on a single conversation amid a noisy environment.
- Inattentional blindness: Failure to perceive visible objects while focused on a different subject.
- Inattentional deafness: The inability to hear clear sounds when attention is directed elsewhere.
- Selective attention: The cognitive process of choosing where to focus attention.
- Selective auditory attention: Hearing only the information one is focusing on, commonly termed as selective hearing.
Stimuli Types
- External stimulus: Sensory information processed through physical senses.
- Internal stimulus: Comprises memories, thoughts, emotions, dreams, and bodily sensations.
Cognitive Development
- Recognizing and filtering stimuli is crucial for survival, assisting in prioritizing significant information during cognitive development.
- Understanding selective attention is vital for managing what we perceive as important in daily life.
Auditory Anatomy
- Basilar membrane: A key structure in the cochlea responsible for sound perception.
- Cochlea: A spiral-shaped, fluid-filled organ in the inner ear containing sensory receptors.
- Hair cells: Specialized auditory receptors located in the inner ear, crucial for hearing.
- Ossicles: A trio of tiny bones in the middle ear that amplify sound; includes malleus (hammer), incus (anvil), and stapes (stirrup).
- Pinna: The outer ear structure that collects sound waves.
Theories of Pitch Perception
- Place theory: Proposes that different frequencies stimulate distinct areas along the basilar membrane.
- Temporal theory: Suggests that the frequency of sound is represented by the firing rate of neurons in the auditory system.
Brain Processing
- Temporal lobe: The specific region of the brain responsible for processing sound.
Practical Examples
- Attention can diminish responsiveness; e.g., an engrossed reader may not hear questions due to focused attention on their book.
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Description
Test your knowledge on key concepts of attention and perception, such as change blindness and the cocktail party effect. Explore how we process external and internal stimuli and understand the cognitive mechanisms behind selective attention. This quiz will help you grasp the nuances of human perception.