Sensation Apr 2026

: These electrical signals are sent through the nervous system to the brain for further processing.

In the context of psychology and physiology, a is the physical process by which our sensory organs detect and respond to external stimuli. It acts as the raw data input for our conscious experience of the world. Core Components of Sensation The process of sensation typically involves four key steps: sensation

: The sensory receptors convert this physical energy into electrical signals (nerve impulses) that the brain can understand. : These electrical signals are sent through the

: A physical energy source (like light, sound waves, or heat) is detected by specialized sensory receptors. Core Components of Sensation The process of sensation

: The brain receives and integrates these signals, leading to the psychological stage known as perception —where the raw data is interpreted and given meaning. Types of Sensations Sensations are generally categorized into two main groups: Sensation - Physiopedia