The North Dakota Hearing and Noise Questionnaire is a survey designed to assess an individual's hearing and noise exposure. It is used to identify hearing loss and to determine if a person has been exposed to dangerous levels of noise. The questionnaire assesses the frequency and duration of noise exposure, the type of noise, and the individual's perception of the noise. There are two versions of the North Dakota Hearing and Noise Questionnaire: one for adults and one for children. The adult version consists of a series of questions related to an individual's hearing and noise exposure, including questions about the degree of difficulty hearing, the presence of tinnitus, and the frequency and duration of exposure to loud noise. The child version of the questionnaire includes questions about the child's ability to hear, the presence of tinnitus, and the frequency and duration of exposure to loud noise. The North Dakota Hearing and Noise Questionnaire is an important tool for assessing noise-induced hearing loss and for determining if an individual has been exposed to dangerous levels of noise. The results of this questionnaire can be used to determine if further medical evaluation is necessary and to develop strategies to prevent future noise-induced hearing loss.