CSD 325 Study Guide 2Exam # 2 Study Guide Lectures: Feb. 16- Mar.Feb. 16 -Understand the resonant curve and how sound vibrations are transmitted through mediums.-Know and understand the different types of filters (low pass, high pass, bandpass, band-reject).-Know and understand the five principle parameters of filters.-Know the formulas for pressure spectrum level-Know and understand the three different types of distortion and how to evaluate them.-Know the effects of rise and decay time.-Know the difference between linear and non-linear systems.-Know the two types of amplitude distortion (harmonic and intermodulation).-What is dynamic range?Feb. 25 - Understand the inverse square law.-Understand how reflection of sound waves works (including echoes, reverberation, and reverberation times).-How do beats work?-What is the Doppler Effect?Mar. 2-Know the components of the outer ear (pinna, external auditory meatus, tympanic membrane) and their functions.Mar. 4-Know the components of the middle ear, and what their function is (ossicles, eustachian tube, mid. ear muscles, etc.). -Understand why infants and children get ear infections more often than fully developed adults.-Understand what the impedance mismatch is, and the three ways in whichit is overcome.Mar. 16-Know the primary functions of the inner ear, all of its components, and their functions.-Understand the differences between the Vestibular mechanism and the Cochlear mechanism.-Be able to differentiate between the three different "levels" of the cochlea(scala vestibuli, scala media, scala tympani).-Understand the "Traveling Wave Theory". -Know the anatomy and physiology of the discussed components of the cochlea (Reissner's Membrane, helicotrema, round window vs. oval window, basilar membrane, stria vascularis, cochlear duct, spiral ligament, Organ of Corti, hair cells, etc.)-Understand the concept of tonotopical organization and why it is important in understanding how we decode
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