Discusses research in semantic processing and narrative discourse by psycholinguists, applied linguists, and speech pathologists. Focuses on children's comprehension of the language of instruction and contrasts normal and disordered comprehension and performance. Presents excerpts from two language evaluations that utilize some recent approaches…

Studies have indicated that agrammatical aphasics tend to better realize morphemes with a high level of semantic value. A study sought to examine the effect of the variation of the information content of the article on its comprehension by the aphasic. The appropriate and the significant nature of the function words "the" and "a" were varied with…

Comparison of language-impaired two- to three-year-olds (N=10) and normal one-year-olds (N=15) matched for expressive language revealed that the language-impaired subjects acquired a greater number of object concepts presented in a no-action condition than the normal children, although language-impaired subjects' extensions of the names to new…