Dopamine, Motivation, and Reward (prediction error signaling) - Level 2 (Intermediate)

Опубликовано: 28 Ноябрь 2024
на канале: Sense of Mind

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This video provides an introduction to the dopamine reward and motivation system.

If you'd like either a more advanced and longer version or a quick summary, check out the other difficulty levels of this video:
Level 1 (beginner - 1 minute):    • Dopamine, Motivation, and Reward (pre...
Level 3 (Advanced - 35 minutes):    • Dopamine, Motivation, and Reward (pre...

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Chapters:
00:00 Everything you do requires motivation and reward (or punishment)
00:45 Need an introduciton to dopamine?
00:57 This video is part of an ongoing dopamine mini series
02:03 This video is also part of a neuroscience series
04:00 I'm Andrew, and this is Sense of Mind. Please like and follow!
05:17 What is a "motivational state"?
07:11 What is a "reward"? (in psychology and neuroscience)
08:35 Important brain regions for reward and motivation.
09:28 Dopamine is NOT all about pleasure.
10:30 Dopamine's main function: Prediciton Error Signaling
12:12 Unexpected reward increases dopaminergic firing in reward regions
13:20 Expected rewards trigger dopaminergic firing only during the cue
14:40 Expected reward doesn't occur? Dramatic decrease in dopaminergic firing.
16:23 Expected reward over long period of time causes no increase in dopamine.
18:27 We will be going deeper into all of this in future videos, so stay tuned!
19:05 Thank you so much for watching!

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Sources and Recommended Readings:

Nestler, E. J. (2021). Motivation, Reward, and Addictive States. In C. D. Salzman (Ed.), Principles of Neural Science (6th ed., pp. 1065–1078). essay, McGraw Hill.

Banich, M. T., & Compton, R. J. (2018). Cognitive neuroscience. Chapter 1: Introduction to the Nervous system. Cambridge University Press.

Lieberman, D. Z., & Long, M. E. (2018). The Molecule of More: How a Single Chemical in Your Brain Drives Love, Sex, and Creativity—and Will Determine the Fate of the Human Race. BenBella Books.

Ikemoto, S., Yang, C., & Tan, A. (2015). Basal ganglia circuit loops, dopamine and motivation: a review and enquiry. Behavioural brain research, 290, 17-31.

Berridge, K. C., & Kringelbach, M. L. (2016). 7 - From Pleasure to Happiness: ‘Liking’ and ‘Wanting’ in Mind and Brain. Handbook of Emotions, 133-145.

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