This document discusses different categories of exceptionalities including specific cognitive or academic difficulties like learning disabilities, ADHD, and speech/communication disorders. It also covers social/emotional and behavioral difficulties such as autism, mental retardation, and emotional/conduct disorders. Physical disabilities and health impairments are outlined along with sensory impairments, severe/multiple disabilities, and giftedness. The document emphasizes using people-first language when referring to individuals with disabilities by putting the person before the disability.