Skip to main content
SpringerLink
Log in

Single unit studies in the midbrain auditory area of Caiman

  • Published:
Zeitschrift für vergleichende Physiologie Aims and scope Submit manuscript

Summary

Auditory responses were recorded from single units in the torus semicircularis of Caiman crocodilus. Approximately 90% of the units were of the onset type. Characteristic frequencies ranged from 70 to 1850 Hz. The torus semicircularis was shown to have vertical tonotopic organization.

This is a preview of subscription content, log in via an institution to check access.

Access this article

Log in via an institution

Price excludes VAT (USA)
Tax calculation will be finalised during checkout.

Instant access to the full article PDF.

Institutional subscriptions

Similar content being viewed by others

References

  • Ariens Kappers, C. E., Huber, G. C., Crosby, E. C.: The comparative anatomy of the nervous system of vertebrates, including man, Vol.1. New York: Hafner 1936.

    Google Scholar 

  • Biederman-Thorson, M.: Auditory responses of neurons in the lateral mesencephalic nucleus (inferior colliculus) of the barbary dove. J. Physiol. (Lond.) 193, 695–705 (1967).

    Google Scholar 

  • Grinnell, A. D.: The neurophysiology of audition in bats: intensity and frequency parameters. J. Physiol. (Lond.) 167, 38–66 (1963).

    Google Scholar 

  • Huber, G. C., Crosby, E. C.: On thalamic and tectal nuclei and fiber paths in the brain of the American alligator. J. comp. Neurol. 27, 97–227 (1926).

    Google Scholar 

  • Katsuki, Y., Sumi, T., Uchiyama, H., Watanabe, T.: Electrical responses of auditory neurons in the cat to sound stimulation. J. Neurophysiol. 21, 569–588 (1958).

    Google Scholar 

  • Kiang, N. Y.-S.: Discharge patterns of single fibers in the cat's auditory nerve. Cambridge: MIT Press 1965.

    Google Scholar 

  • Konishi, M.: Comparative neurophysiological studies of hearing and vocalizations in songbirds. Z. vergl. Physiol. 66, 257–272 (1970).

    Google Scholar 

  • Manley, G. A.: Frequency sensitivity of auditory neurons in the caiman cochlear nucleus. Z. vergl. Physiol. 66, 251–256 (1970 a).

    Google Scholar 

  • —: Comparative studies of auditory physiology in reptiles. Z. vergl. Physiol. 67, 363–381 (1970 b).

    Google Scholar 

  • Potash, L. M.: Neuroanatomical regions relevant to production and analysis of vocalization within the avian Torus semicircularis. Experientia (Basel) 10, 1104–1105 (1970).

    Google Scholar 

  • Potter, H. D.: Mesencephalic auditory region of the bullfrog. J. Neurophysiol. 28, 1132–1154 (1965 a).

    Google Scholar 

  • —: Patterns of acoustically evoked discharges of neurons in the mesencephalon of the bullfrog. J. Neurophysiol. 28, 1155–1184 (1965 b).

    Google Scholar 

  • Rose, J. E., Greenwood, D. D., Goldberg, J. M., Hind, J. E.: Some discharge characteristics of single neurons in the inferior colliculus of the cat. I. tonotopic organization, relation of spike counts to tone intensity and firing patterns of single elements. J. Neurophysiol. 26, 294–320 (1963).

    Google Scholar 

  • Weisbach, W., Schwartzkopff, J.: Nervöse Antworten auf Schallreiz im Großhirn von Krokodilen. Naturwissenschaften 24, 650–651 (1967).

    Google Scholar 

  • Whitfield, I. C.: The auditory pathway. Baltimore: Williams and Wilkins 1967.

    Google Scholar 

Download references

Author information

Authors and Affiliations

  1. Dept. of Biology, Douglass College, Rutgers University, New Brunswick, New Jersey

    Judith A. Manley

  2. Department of Biology, McGill University, Montreal, Quebec, Canada

    Judith A. Manley

Authors
  1. Judith A. Manley
    View author publications

    You can also search for this author in PubMed Google Scholar

Additional information

Supported by NSF. Grants GB 5697 and GB 12729 to Dr. Mark Konishi, whom I thank for advice and the use of his laboratory. I thank Dr. R. J. Barfield for supervision, Dr. G. A. Manley for advice and Drs. J. F. Campbell and V. Pasztor for discussing the manuscript.

Rights and permissions

Reprints and permissions

About this article

Cite this article

Manley, J.A. Single unit studies in the midbrain auditory area of Caiman . Z. Vergl. Physiol. 71, 255–261 (1971). https://doi.org/10.1007/BF00298138

Download citation

  • Received:

  • Issue Date:

  • DOI: https://doi.org/10.1007/BF00298138

Keywords

Search

Navigation