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Sensory, Attentional and Perceptual Processes — Revision Notes

CBSE · Class 11 · Psychology

Sensory, Attentional and Perceptual Processes revision notes for CBSE Class 11 Psychology: 4 topics in quick points.

100 questions80 flashcards3 formulas & key relations5 concepts

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Key Topics to Revise

1

1. Knowing the World Through Senses

  • Knowledge of the world begins with sense organs.
  • Human beings have seven sense organs in total: eyes, ears, nose, tongue, skin, kinesthetic system, and vestibular system.
  • The five external sense organs are eyes, ears, nose, tongue, and skin.
2

2. Attention: Selection and Focus

  • Attention is the process through which certain stimuli are selected from a group of others.
  • Attention includes alertness, concentration, and search.
  • Attention has a focus and a fringe.
3

3. Theories of Selective Attention

  • Broadbent developed filter theory in 1956.
  • Filter theory says many stimuli enter the sensory system and create a bottleneck.
  • Only one stimulus passes through the selective filter for higher processing.
4

4. Span of Attention and ADHD

  • Span of attention is the number of items one can attend to at brief exposure.
  • Miller reported that span of attention varies within seven plus or minus two.
  • This is popularly known as the magic number.

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Full Notes

Key Concepts

Sensation is the initial experienceEach sense organ is specialisedAbsolute threshold is the minimum valueDifference threshold is the smallest changeAttention is the process through

Frequently Asked Questions

What are the important topics in Sensory, Attentional and Perceptual Processes for CBSE Class 11 Psychology?
Key topics in Sensory, Attentional and Perceptual Processes include Knowing the World Through Senses, Attention: Selection and Focus, Theories of Selective Attention, Span of Attention and ADHD. Study these first, then practise questions on each for Class 11 exams.
How should I revise Sensory, Attentional and Perceptual Processes for Class 11 exams?
Learn the core ideas first, then work through the 100 practice questions on Sensory, Attentional and Perceptual Processes. Revise definitions regularly and use flashcards for quick recall before the exam.

Sources & Official References

Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.

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