Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Temporal integration in an anuran auditory nerve.

R Dunia1, P M Narins

  • 1Department of Biology, University of California, Los Angeles 90024.

Hearing Research
|June 1, 1989
PubMed
Summary
This summary is machine-generated.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Introduction to the Special Issue of JCP-A featuring the Presidential Symposium at the International Congress of Neuroethology, ICN 2016 in Montevideo.

Journal of comparative physiology. A, Neuroethology, sensory, neural, and behavioral physiology·2017
Same author

Middle ear dynamics in response to seismic stimuli in the Cape golden mole (Chrysochloris asiatica).

The Journal of experimental biology·2006
Same author

Ossicular differentiation of airborne and seismic stimuli in the Cape golden mole (Chrysochloris asiatica).

Journal of comparative physiology. A, Neuroethology, sensory, neural, and behavioral physiology·2005
Same author

AM representation in green treefrog auditory nerve fibers: neuroethological implications for pattern recognition and sound localization.

Journal of comparative physiology. A, Neuroethology, sensory, neural, and behavioral physiology·2004
Same author

The role of call frequency and the auditory papillae in phonotactic behavior in male Dart-poison frogs Epipedobates femoralis (Dendrobatidae).

Journal of comparative physiology. A, Neuroethology, sensory, neural, and behavioral physiology·2004
Same author

Sex differences in the middle ear of the bullfrog (Rana catesbeiana).

Brain, behavior and evolution·2003

Auditory nerve fibers in frogs show frequency-dependent temporal integration, with low-frequency fibers integrating sound the longest. Continuous noise can alter this integration, affecting the rate-intensity function slope.

Area of Science:

  • Auditory Neuroscience
  • Comparative Physiology
  • Bioacoustics

Background:

  • Temporal integration is crucial for auditory processing, enabling the detection of faint sounds.
  • Understanding auditory nerve fiber function provides insights into sensory perception mechanisms.

Purpose of the Study:

  • To quantify temporal integration in individual auditory nerve fibers of the frog, Eleutherodactylus coqui.
  • To investigate the effects of continuous broadband noise on temporal integration and the rate-intensity function.

Main Methods:

  • Measured changes in rate threshold to tonal stimulation across varying tone burst durations (20-450 ms).
  • Quantified temporal integration using time constants (tau) and threshold shift per decade (dB/decade).
  • Repeated measurements with a continuous broadband noise masker (20-50 dB/Hz).

Related Experiment Videos

Main Results:

  • Mean integration times varied by fiber characteristic frequency (CF): low (<0.50 kHz) = 274 ms, mid (0.50-1.30 kHz) = 183 ms, high (>1.3 kHz) = 235 ms.
  • Continuous noise increased integration times in some fibers and induced temporal integration in others.
  • Noise decreased the slope of the rate-intensity function, particularly in fibers showing increased temporal integration.

Conclusions:

  • Auditory nerve fiber temporal integration in Eleutherodactylus coqui is frequency-dependent.
  • Continuous noise masks can modulate temporal integration and alter neural response characteristics.
  • Findings contribute to understanding auditory processing strategies in amphibians.