Table 1.

Outline of the cognitive processes underlying the visual speech production tasks in BCoS.

Tasks	Object recognition	Word/letter recognition	Action recognition	Semantic	Syntax	Output lexical phonology	Output non-lexical phonology	Articulation
Object naming	✓✓	X	X	✓✓	X	✓✓	X	✓✓
Sentence production	✓	✓	✓✓	✓	✓✓	✓✓	X	✓✓
Sentence reading	X	✓✓	X	✓	✓	✓	✓	✓✓
Nonword reading	X	✓✓	X	X	X	X	✓✓	✓✓