CAOHC Exam Prep questions with complete solutions

hertz is a unit of: Correct Answer-sound frequency decibel is a unit of: Correct Answer-sound intensity the frequency of sound is perceived as: Correct Answer-pitch what is the first thing you should do when fitting earplugs? Correct Answer-a. pull the top of the ear to align the ear canal b. roll the earplug down into a tight, crease-free cylinder c. CHECK THE EAR CANAL FOR ANY OCCLUSIONS d. insert the earplug deep into the ear canal hearing tests do not have to be conducted in a sound booth as long as maximum allowable ambient noise levels aren't exceeded: Correct Answer-true what type of hearing loss can be attributed to noise? Correct Answer-sensorineural what is the frequency range of speech sounds? Correct Answer-250-4000 Hz OSHA requires exhaustive calibrati