Question

When distinguishing dysarthria from apraxia of speech, which is NOT true?

A. The speech errors in apraxia tend to increase as word length and complexity increase, while the errors in dysarthria usually are fairly constant irrespective of word length and complexity.

B. Apraxia of speech can result in articulatory groping, which is unusual in dysarthria.

C. Apraxia of speech usually occurs after damage to the perisylvian area of the language dominant hemisphere, while dysarthria can be the result of damage to diverse parts of the nervous system.

D. Apraxia of speech co-occurs much less frequently with aphasia than dysarthria does.

Answer

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