{"id":{"repo_id":"ohiolink","oai_identifier":"oai:etd.ohiolink.edu:toledo1325738685"},"canonical_url":"https://search.dev.ndltd.org/etd/ohiolink/oai:etd.ohiolink.edu:toledo1325738685","repository":{"repo_id":"ohiolink","name":"OhioLINK","base_url":"https://etd.ohiolink.edu/acprod/odb_etd/ws/oai/oai"},"display":{"title":"Comparison of Auditory Thresholds Obtained with a Conditioned and an Unconditioned Response","abstract":"There are two types of behavioral approaches for determining if an animal can hear a sound. One is to observe an animal’s spontaneous response (reflex) to the sound; the other is to train (condition) it to respond to the sound. Because reflexive-response thresholds are typically not as low as conditioned-response thresholds, the question of whether the two thresholds are systematically related emerged. The purpose of the current research was to compare absolute thresholds for pure tones in rats obtained with a sensitive unconditioned procedure, prepulse inhibition, to thresholds obtained using a versatile conditioning procedure, conditioned suppression/avoidance. The results have practical and theoretical interest. Practically, we have found that thresholds obtained with prepulse inhibition, though less sensitive, can closely approximate those obtained with conditioned suppression/avoidance if the animals are tested in the same sound field and thresholds are determined by the Linear Interpolation method. Theoretically, these results provide insight into the sensitivity difference between conditioned and unconditioned responses.","abstract_html":"There are two types of behavioral approaches for determining if an animal can hear a sound. One is to observe an animal’s spontaneous response (reflex) to the sound; the other is to train (condition) it to respond to the sound. Because reflexive-response thresholds are typically not as low as conditioned-response thresholds, the question of whether the two thresholds are systematically related emerged. The purpose of the current research was to compare absolute thresholds for pure tones in rats obtained with a sensitive unconditioned procedure, prepulse inhibition, to thresholds obtained using a versatile conditioning procedure, conditioned suppression/avoidance. The results have practical and theoretical interest. Practically, we have found that thresholds obtained with prepulse inhibition, though less sensitive, can closely approximate those obtained with conditioned suppression/avoidance if the animals are tested in the same sound field and thresholds are determined by the Linear Interpolation method. Theoretically, these results provide insight into the sensitivity difference between conditioned and unconditioned responses.","abstract_has_math":false,"creators":["Lee, Jennifer Elizabeth"],"institution":"University of Toledo","degree_name":"Doctor of Philosophy","degree_level":"doctoral","degree_discipline":"Psychology","degree_department":null,"school":null,"contributors":["Heffner, Henry"],"advisors":[],"committee_chairs":[],"committee_members":[],"year":2012,"date_issued":"2012","date_published":"2012","updated_at":"2026-07-24T03:36:08Z","subjects":["Behavioral Sciences","conditioning","hearing","animal behavior","reflex","conditioned suppression","conditioned avoidance","prepulse inhibition","threshold"],"languages":["English"],"rights":["unrestricted","This thesis or dissertation is protected by copyright: all rights reserved. It may not be copied or redistributed beyond the terms of applicable copyright laws."],"rights_urls":[],"identifier_entries":[]},"links":{"outbound_url":"http://rave.ohiolink.edu/etdc/view?acc_num=toledo1325738685","outbound_label":"Repository record","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor","label":"Contributor","values":["Heffner, Henry"]},{"key":"dc:creator","label":"Author","values":["Lee, Jennifer Elizabeth"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date","label":"Dc Date","values":["2012"]},{"key":"dc:publisher","label":"Institution","values":["University of Toledo / OhioLINK"]},{"key":"dc:type","label":"Dc Type","values":["Electronic Thesis or Dissertation"]},{"key":"thesis:degree_discipline","label":"Discipline","values":["Psychology"]},{"key":"thesis:degree_level","label":"Degree Level","values":["doctoral"]},{"key":"thesis:degree_name","label":"Degree Name","values":["Doctor of Philosophy"]},{"key":"thesis:institution_name","label":"Thesis Institution Name","values":["University of Toledo"]}]},{"id":"subjects_keywords","label":"Subjects and Keywords","entries":[{"key":"dc:subject","label":"Dc Subject","values":["Behavioral Sciences","conditioning","hearing","animal behavior","reflex","conditioned suppression","conditioned avoidance","prepulse inhibition","threshold"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language","label":"Dc Language","values":["English"]},{"key":"dc:rights","label":"Dc Rights","values":["unrestricted","This thesis or dissertation is protected by copyright: all rights reserved. It may not be copied or redistributed beyond the terms of applicable copyright laws."]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier","label":"Identifier","values":["http://rave.ohiolink.edu/etdc/view?acc_num=toledo1325738685"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["There are two types of behavioral approaches for determining if an animal can hear a sound. One is to observe an animal’s spontaneous response (reflex) to the sound; the other is to train (condition) it to respond to the sound. Because reflexive-response thresholds are typically not as low as conditioned-response thresholds, the question of whether the two thresholds are systematically related emerged. The purpose of the current research was to compare absolute thresholds for pure tones in rats obtained with a sensitive unconditioned procedure, prepulse inhibition, to thresholds obtained using a versatile conditioning procedure, conditioned suppression/avoidance. The results have practical and theoretical interest. Practically, we have found that thresholds obtained with prepulse inhibition, though less sensitive, can closely approximate those obtained with conditioned suppression/avoidance if the animals are tested in the same sound field and thresholds are determined by the Linear Interpolation method. Theoretically, these results provide insight into the sensitivity difference between conditioned and unconditioned responses."]},{"key":"dc:format","label":"Dc Format","values":["application/pdf","p.98","3.67 MB"]},{"key":"dc:title","label":"Title","values":["Comparison of Auditory Thresholds Obtained with a Conditioned and an Unconditioned Response"]}]}],"canonical_facts":{"dc:contributor":["Heffner, Henry"],"dc:creator":["Lee, Jennifer Elizabeth"],"dc:date":["2012"],"dc:description":["There are two types of behavioral approaches for determining if an animal can hear a sound. One is to observe an animal’s spontaneous response (reflex) to the sound; the other is to train (condition) it to respond to the sound. Because reflexive-response thresholds are typically not as low as conditioned-response thresholds, the question of whether the two thresholds are systematically related emerged. The purpose of the current research was to compare absolute thresholds for pure tones in rats obtained with a sensitive unconditioned procedure, prepulse inhibition, to thresholds obtained using a versatile conditioning procedure, conditioned suppression/avoidance. The results have practical and theoretical interest. Practically, we have found that thresholds obtained with prepulse inhibition, though less sensitive, can closely approximate those obtained with conditioned suppression/avoidance if the animals are tested in the same sound field and thresholds are determined by the Linear Interpolation method. Theoretically, these results provide insight into the sensitivity difference between conditioned and unconditioned responses."],"dc:format":["application/pdf","p.98","3.67 MB"],"dc:identifier":["http://rave.ohiolink.edu/etdc/view?acc_num=toledo1325738685"],"dc:language":["English"],"dc:publisher":["University of Toledo / OhioLINK"],"dc:rights":["unrestricted","This thesis or dissertation is protected by copyright: all rights reserved. It may not be copied or redistributed beyond the terms of applicable copyright laws."],"dc:subject":["Behavioral Sciences","conditioning","hearing","animal behavior","reflex","conditioned suppression","conditioned avoidance","prepulse inhibition","threshold"],"dc:title":["Comparison of Auditory Thresholds Obtained with a Conditioned and an Unconditioned Response"],"dc:type":["Electronic Thesis or Dissertation"],"thesis:degree_discipline":["Psychology"],"thesis:degree_level":["doctoral"],"thesis:degree_name":["Doctor of Philosophy"],"thesis:institution_name":["University of Toledo"]},"updated_at":"2026-07-24T03:36:08Z"}