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. 2021 Jun 18;3(2):e3013. doi: 10.32872/cpe.3013

Table 1. Definition of Key Terms Used in the Conceptual Model.

Concept Definition
Prospective mental imagery Future-directed imagery-based thought, involving a rich perceptual experience without external sensory input
Reward processing
Reward anticipation
Anticipated reward Expectation of how rewarding/pleasant a future activity will be
Anticipatory reward Subjective experience of how rewarding/pleasant it is to think about a future activity
Reward experience Pleasant/rewarding feelings experienced while engaging in the activity
Reward motivation Amount of effort an individual is prepared to expend for reward attainment
Reward-motivated behaviour Behaviour driven by the motivation to attain rewards
Prospective memory Remembering to carry out a planned activity in the future
Episodic memory Memory of personal experiences