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

Trial development of unit response changes during conditioning in cats

S C Packham, J H O'Brien

    Journal of Comparative and Physiological Psychology
    |October 1, 1976
    PubMed
    Summary

    This study investigated neural plasticity in cat brains during classical conditioning. Findings suggest local learning changes occur in the cortex, not just lower brain levels, influencing neuronal responses.

    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

    Cortical evoked potential changes during classical conditioning of morphine dependence in rats.

    Experimental neurology·1983
    Same author

    Toxic products from fires.

    American Industrial Hygiene Association journal·1983
    Same author

    Cortical motor neuron activity in the cat during classical conditioning with central stimulation as the CS and the US.

    Behavioral neuroscience·1983
    Same author

    Cortical evoked potential changes during self-administration of morphine by rats.

    Experimental neurology·1982
    Same author

    P300 wave elicited by a stimulus-change paradigm in acutely prepared rats.

    Physiology & behavior·1982
    Same author

    Lethal self-administration of morphine by rats.

    Physiology & behavior·1980

    Area of Science:

    • Neuroscience
    • Cognitive Neuroscience
    • Learning and Memory

    Background:

    • Classical conditioning paradigms are used to study learning and memory.
    • Neural activity in the postcruciate cortex is investigated for its role in associative learning.
    • Understanding cortical plasticity is crucial for deciphering learning mechanisms.

    Purpose of the Study:

    • To examine single-cell and evoked potential (EP) activity in the feline postcruciate cortex during classical conditioning.
    • To analyze the temporal pattern of neuronal responses (PSH) and their changes over conditioning trials.
    • To investigate the relationship between neuronal learning changes and population-level activity.

    Main Methods:

    • Recording single-unit and evoked potential (EP) activity in the postcruciate cortex of cats.
    • Implementing a classical conditioning procedure to elicit learning.
    • Analyzing the temporal pattern of neuronal responses (PSH) into three components.
    • Assessing changes in EP waveform and unit PSH similarity over conditioning trials.

    Main Results:

    • Individual neuronal response components in the cortex showed learning-related changes at different trial stages.
    • These cortical changes could not be explained by alterations in lower brain structures projecting to the cortex.
    • A decrease in EP-PSH similarity was observed in neurons exhibiting significant learning-related response changes.

    Conclusions:

    • The results indicate that local learning modifications occur within the cortex.
    • Cortical plasticity plays a significant role in the observed behavioral and neural changes during conditioning.
    • The divergence between individual neuronal learning and population EP activity suggests complex network dynamics during learning.

    Related Experiment Videos