How your brain transforms external signals into reality

Sensory processing and the brain | Cells and organisms | Middle school biology | Khan Academy · 4:19 · Video: Khan Academy · Watch at the source

In short: Explore the biological pathway of sensation, from the initial detection of environmental inputs to the complex processing that shapes your behaviors and memories.

The video examines how sensory receptors detect various types of inputs, including mechanical, chemical, and electromagnetic stimuli. These receptors convert environmental changes into signals that travel along nerve cells to the brain.

Once these signals reach the brain, they undergo processing that can lead to immediate physical behaviors or the formation of lasting memories.

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