Home       About             Help       Phenotype data > C58/J strain > ear Options: hearing morphology all Focus: all Measurements: About these C58/J averages (♀ ♂) Exit C58/J mode ear — hearing — auditory brainstem response (ABR) threshold         ABR test   Johnson1 auditory brainstem response (ABR) threshold, sound pressure level [dB]         old group:             • click  ......             • 8kHz pip  ......             • 16kHz pip  ......             • 32kHz pip  ......               • comparison   27 strains   age 15-72wks   Inbred Johnson1 auditory brainstem response (ABR) threshold         compare age groups:             click              8kHz pip              16kHz pip              32kHz pip              27 strains   ages shown   Inbred Johnson1 auditory brainstem response (ABR) threshold, sound pressure level [dB]         young group:             • click  ...... 40.0               • 8kHz pip  ...... 31.0               • 16kHz pip  ...... 22.0               • 32kHz pip  ...... 49.0                 • comparison   42 strains   age 3-12wks   Inbred   ear — hearing — tympanometry         tympanometry   Zheng1 right ear [mL]         • compliance  ...... 0.404 (N=3)   0.392 (N=3)         • volume  ...... 0.224 (N=3)   0.233 (N=3)         • gradient  ...... 0.0700 (N=3)   0.0633 (N=3)         • pressure [daPa]  ...... -117 (N=3)   -114 (N=3)           • comparison   61 strains   age 5-68wks   Inbred Zheng1 left ear [mL]         • compliance  ...... 0.489 (N=3)   0.458 (N=3)         • volume  ...... 0.229 (N=3)   0.231 (N=3)         • gradient  ...... 0.100 (N=3)   0.0792 (N=3)         • pressure [daPa]  ...... -95.8 (N=3)   -109 (N=3)           • comparison   61 strains   age 5-68wks   Inbred Zheng1 compare left vs. right         compliance        volume        gradient        pressure        61 strains   age 5-68wks   Inbred   ear — morphology — size         metric   Churchill1 ear pinal length   [mm] ...... 13.4 ▼   13.9   63 strains   age 7-8wks   8-way diallel

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