This document discusses the key concepts of attention including:
- Attention is defined as the concentration of consciousness on one object rather than others.
- There are different types of attention including non-volitional (involuntary) and volitional (voluntary) attention.
- Factors that influence attention are both external (size, intensity, movement) and internal (interest, desires, motives).
- Distraction is any stimulus that interferes with attention or draws it away from the intended object. Sources of distraction can be external (noise, lighting) or internal (emotions, fatigue).
- The span of attention refers to the number of objects one can concentrate on at once, which varies