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Video 6 of 17
Starting tasks
From an intention to the first action.
Preparing the animation…
The highlights illustrate contributing systems. The precise mechanisms in ADHD are still being investigated.
Sources and model credits
Sources checked September 2026. Studies differ in age, methods and populations; their relevance is explained in Technical Detail. Everyday examples illustrate a process rather than a measured brain response.
- Fuermaier and colleagues (2013) — planning and prospective memory in adults
- Effort-based decisions in adults with ADHD (2023)
- Klaus and colleagues (2019) — basal ganglia and action initiation
- Dosenbach and colleagues (2008) — two interacting control networks
- Cognitive differences among adults with ADHD (2015)
- NICE NG87 — individual environmental adjustments and ADHD support
Anatomical surface adapted from Brain Project, Z-Anatomy / BodyParts3D, © DBCLS and contributors. Adapted geometry: CC BY-SA 4.0. Three.js: MIT licence.
Narration: Emma (Kokoro bf_emma). The recording is included in this file and plays offline.