The big idea
🧠
Behavior has a biology
Thoughts and actions arise from the brain and the nervous system that runs through us.
Psychology · Lesson 4
The Brain and Behavior
beginner⏱ 13 min · 7 cards
Explore the map
The brain, region by region
Frontal lobe
Planning, decision-making, and voluntary movement — the “executive” of the brain.
A simplified map — real regions work together in networks.
Tap a region to see what it does.
Key term
Flip to learn
What is a neuron?
tap to reveal ↻
Neuron
A nerve cell that carries electrical and chemical signals — the brain’s basic messenger.
Nuance
Take it with you
Maester Note
Mind and brain are two views of the same thing.
Recap
Key takeaways
- ✓Neurons communicate electrically along their length and chemically between cells.
- ✓Regions specialize, but complex behavior emerges from networks.
- ✓Left-brain/right-brain personality claims are not supported.
- ✓Neuroplasticity continues throughout life, within biological limits.
- ✓The 10% myth is false.
Quick check
Psychology is best defined as…
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