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Property Organism Value Units ID Details
Number of stereocilia (hair cells) in inner ear Eukaryotes 50 to 100 Stereocilia 109300 Flock A, Cheung HC. Actin...
Length of stereocilia (hair cells) in crista ampullaris of inner ear Frog Rana 5 to 60 μm 109301 Flock A, Cheung HC. Actin...
Replacement period of inner ear hair cells following Intense sound exposure vertebrates 1 - 8 Table - link weeks 109903 Bermingham-McDonogh O...
Stiffness of ciliary bundles in inner ear vertebrates in frog saccule 0.132: in guinea-pig cochlea 0.72 pN/nm 111041 Crawford AC, Fettiplace...
Diameter of the inner ear gap junction channel lumen Unspecified 1 - 1.5 nm 117144 Zhao HB, Kikuchi T, Ngezahayo...
Uncoiled length of cochlea Mammals mouse ~11: guinea pig 19: human ~34 mm 117126 Ashmore J. Cochlear outer...
Number of transducing channels in each hair cell vertebrates 50 to 100 receptors/cell 108325 Arnadóttir J, Chalfie...
Human reaction time in 100m dash facts Human Homo sapiens See - link msec 111450 Kevin Duffy, (Sydney...
Fraction of cases in which a communication between the subarachnoid space of the posterior cranial fossa and the perilymphatic space of the cochlea is patent (open, unobstructed) Human Homo sapiens 93 % 117124 Sakka L, Coll G, Chazal...
Fraction of dendrites of the auditory nerve that are associated with OHCs (outer hair cells) Unspecified ~5 % 117130 Ashmore J. Cochlear outer...
Sound levels with which human hearing is designed to work optimally without excessive long-term damage Human Homo sapiens 0 - 80 decibels (dB) sound pressure level (SPL) 117131 Ashmore J. Cochlear outer...
Stiffness of ciliary bundles in cochlea Turtle Trachemys scripta elegans ~6e-4 (2e-4 to 10e-4) N/m 111033 Crawford AC, Fettiplace...
Positive endocochlear potential Unspecified 80 - 100 mV 117143 Zhao HB, Kikuchi T, Ngezahayo...
Length of (cylindrical) outer hair cells (OHCs) in cochlea Mammals 15 - 70 µm 117132 Ashmore J. Cochlear outer...
Low-frequency changes in outer hair cell (OHC) length that can be captured by video microscopy Guinea Pig Cavia porcellus ≤10 Hz 117133 Ashmore J. Cochlear outer...
Diameter of particles of cytoskeletal elements and submembranous endoplasmic reticula found in a dense array at the lateral membrane of OHCs (outer hair cells) of cochlea Rodent 8 - 10 nm 117134 Ashmore J. Cochlear outer...
Threshold of interaural time differences (ITDs)-unable to detect ITDs in sine tones with frequencies greater than Human Homo sapiens ~1,500 Hz 112329 Brughera A, Dunai L,...
Displacement of the basilar membrane (on which the hair cells sit) Turtle Trachemys scripta elegans ~85 nm/Pa 111983 Bialek W. Physical limits...
Increase in static length of OHC (outer hair cell) with temperature Guinea Pig Cavia porcellus 0.22 µm/˚C 117137 Ashmore J. Cochlear outer...
Auditory frequency (covering ~8-9 octaves) Human Homo sapiens ~40 Hz to ~20 kHz N/A 117127 Ashmore J. Cochlear outer...