Why is it important to assess nonverbal oral apraxia (NVOA) when evaluating suspected AOS?

• A. Because co-occurring NVOA can influence interpretation and help differentiate from pure speech motor planning
• B. Because NVOA is irrelevant
• C. Because NVOA always accompanies AOS
• D. Because NVOA cannot be assessed

Answer: (A)

Assessing nonverbal oral apraxia is important because it shows whether the motor planning problems extend beyond speaking to non-speech movements of the mouth. If someone has difficulty with tasks like blowing, puckering, or sticking out the tongue, it indicates a broader impairment in oral motor programming rather than an issue that only affects speech output. This helps distinguish a motor speech planning disorder from other conditions such as dysarthria or purely linguistic problems, and it guides treatment by targeting general motor planning and sequencing for both speech and non-speech tasks. If nonverbal tasks are preserved, the pattern suggests a more speech-specific planning issue, which also informs how therapy should be focused. Including NVOA in the evaluation thus provides essential information for diagnosing the nature of the impairment and planning effective intervention.