11. The propositional theory claims that mental representations are stored as propositions rather than as images. 12. The debates about mental representation do not end here. 13. These mental representations are stored in visual short-term memory. 14. The result is decreased mental representation control and perhaps a degree of working memory deficit. 15. The idea is that imagining the material supports the generation and construction of mental representations . 16. Mental representation is the mental imagery of things that are not actually present to the senses.17. He has also written extensively on connectionism, robotics and the role and nature of mental representation . 18. Conceptual structures are mental representations of entities or universals, and they exist in an agent's mind. 19. For instance, one might conclude that common words have a stronger mental representation than uncommon words. 20. As the mind attempts to build mental representations online, various structures at its disposal are activated.