Exam Preview for 41393: Hearing Protection Matters: Delivering Hear

Hearing Protection Matters: Delivering Hearing Safety and Hearing Conservation in Your Community

Please note: exam questions are subject to change.

1. Which population is NOT typically at risk for Noise Induced Hearing Loss? Teens Construction Workers Individuals who consistently use hearing protection Hunters
2. What does an NRR rating of 30 indicate about a hearing protector? A 30 NRR rating would be considered appropriate for shooting ranges or construction sites A 30 NRR is considered low and appropriate for low levels of noise A 30 NRR is too high for use at a concert NRR can be measured using an audiometer
3. Which hearing protection is considered Active Hearing Protection? Sleeping earplugs Hocks HIgh Frequency Noise Filter earplugs SoundGear Phantom electronic hearing protection Musician's Filtered earplugs
4. 4. NIOSH established that workers exposed to noise at or above 85 dBA averaged over an _______ hour workday are at risk of developing hearing loss over their working lifetime. 5 10 8 12
5. Noise-induced hearing loss identified in the hearing clinic typically presents with: Workplace injury (head and neck) Ototoxic medication usage Audiometric threshold notch at 2 KHz Case history of noise exposure, possible tinnitus and an audiometric threshold notch at 4 KHz