Key Points. 1  Cancer treatment can cause mouth and throat problems. 2  Oral complications may be caused by the treatment itself (directly) or by side effects of the treatment (indirectly). 3  Complications may be acute (short-term) or chronic (long-lasting).
Language deprivation. Language deprivation is associated with the lack of linguistic stimuli that are necessary for the language acquisition processes in an individual, usually in a very impoverished environment. Experiments involving language deprivation are very scarce due to the ethical controversy associated with it.
Aphasia is an impairment of language, affecting the production or comprehension of speech and the ability to read or write. Aphasia is always due to injury to. the brain-most commonly from a stroke, particularly in older individuals.