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Alcohol effects on behavioral thermoregulation with microwave radiation
W F Vitulli1, M L Rust, P M Mortellaro
1Department of Psychology, University of South Alabama, Mobile 36688.
Psychological Reports
|June 1, 1992
Summary
Ethanol consumption can alter body temperature regulation in rats. Moderate to high doses of ethanol suppressed operant behavior, suggesting ethanol affects thermoregulation and behavior.
Area of Science:
- Behavioral neuroscience
- Thermoregulation research
- Pharmacology
Background:
- Ethanol's potential role in altering thermoregulatory "set point" levels.
- The interplay between ethanol's effects and behavioral thermoregulation.
- Previous research on ethanol's impact on physiological and behavioral responses.
Purpose of the Study:
- To investigate the effects of various ethanol doses on behavioral thermoregulation in rats.
- To determine if ethanol modifies the "set point" for thermal regulation.
- To examine the suppression of operant behavior by ethanol when reinforced by microwave radiation.
Main Methods:
- Administered a geometric series of ethanol doses intraperitoneally to Sprague-Dawley rats.
- Rats were tested under fixed-interval 2-min. schedules of microwave reinforcement in a cold environment.
- Utilized Friedman's nonparametric test and Sign tests to analyze behavioral data.
Main Results:
- Significant differences in behavioral responses were observed across different ethanol doses.
- Moderate and high doses of ethanol significantly suppressed operant behavior reinforced by microwave radiation.
- Ethanol demonstrated an impact on the rats' ability to regulate their thermal environment.
Conclusions:
- Ethanol influences behavioral thermoregulation in rats, potentially by altering thermal "set point" levels.
- Ethanol's discriminative properties interact with its effects on thermoregulation.
- Findings highlight the complex relationship between ethanol, thermoregulation, and operant behavior.