636a pg 219 3 rev transmission of sound waves fig

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Unformatted text preview: as basilar membrane is deflected up and down •  Mechanical deforma<on of specific hair cells is transduced into afferent neural signals •  APs are transmiXed to auditory cortex in temporal lobe of brain for sound percep<on Fig. 6 ­36a, pg. 219 3 REV: Transmission of Sound Waves Fig. 6 ­36bc, pg. 219 4 Sound Transduc<on hXp://www.rockefeller.edu/labheads/hudspeth/graphicalSimula<ons.php 5 Cochlea Fig. 6 ­35ab, pg. 218 6 Auditory Receptors Fig. 6 ­357 pg. 220 7 Hair Cells Fig. 6 ­40, pg. 223; Fig 6 ­38c, pg 221 8 Sound Transduc<on Fig. 6 ­39, pg. 222 9 Ear  ­ Ves<bular Fig. 6 ­32, pg. 215 10 Ves<bular  ­ Equilibrium •  Ves<bular apparatus and receptors –  In inner ear –  Consists of 2 classes of receptors •  Semicircular canals (3 orthogonally ­oriented canals per side) –  Detect rota<onal accelera<on or decelera<on in any direc<on •  Otolith organs (2 Macular receptors at right angles per side: utricle and saccule) –  Detect linear accelera<on »  Detect cha...
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