What is the primary role of a speech-language pathologist?

The primary role of a speech-language pathologist is to assess and treat communication disorders. This encompasses a wide spectrum of language, speech, and swallowing issues that individuals may face across the lifespan. Speech-language pathologists are trained to evaluate the various aspects of a person's communication abilities, including articulation, fluency, voice, and language comprehension and expression. Once an assessment is completed, they develop tailored treatment plans to address specific needs, helping clients improve their communication skills, which can significantly enhance their quality of life.

The other choices focus on roles that are not typically within the scope of practice for a speech-language pathologist. Writing prescriptions and diagnosing hearing loss are responsibilities typically held by medical or audiological professionals. Providing surgery for speech ailments is outside this field, as surgical interventions for speech are generally performed by otolaryngologists or similar specialists. Thus, the correct choice highlights the core function of speech-language pathologists in evaluating and treating communication disorders.