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Related Concept Videos

Associative Learning01:27

Associative Learning

Associative learning is a fundamental concept in behavioral psychology, wherein a connection is established between two stimuli or events, leading to a learned response. This process is critical in understanding how behaviors are acquired and modified. Conditioning, the mechanism through which associations are formed, can be divided into two main types: classical conditioning and operant conditioning, each elucidating different aspects of associative learning.
Classical conditioning, also known...
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Higher Mental Functions of Brain: Learning and Memory

Memory is one of the most vital higher mental functions of the brain. Memory is closely related to learning because it enables us to retain information and experiences from our past to use them in our present life. It also helps us to remember facts, events, and skills, such as riding a bike or swimming. There are two types of memory — declarative memory, which involves memorizing facts or events, and procedural memory, which enables us to remember how to do something like writing or playing an...
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Association areas are regions of the cerebral cortex that do not have a specific sensory or motor function. Instead, they integrate and interpret information from various sources to enable higher cognitive processes such as memory, learning, and decision-making. Some key association areas include the following:
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Purposive Learning01:22

Purposive Learning

E. C. Tolman emphasized the purposiveness of behavior — the idea that much of our behavior is goal-directed. For instance, employees who aim for a promotion work diligently to meet their targets. Tolman argued that when classical conditioning and operant conditioning occur, the organism acquires certain expectations. In classical conditioning, a child might fear a dog because they expect it to bite. In operant conditioning, a person might consistently work overtime because they expect a bonus...

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Appetitive Associative Olfactory Learning in Drosophila Larvae
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Associative learning in a harvestman (Arachnida, Opiliones).

Gilson Costa dos Santos1, Jerry A Hogan, Rodrigo Hirata Willemart

  • 1Laboratório de Ecologia Sensorial e Comportamento de Artrópodes (LESCA), Escola de Artes Ciências e Humanidades, Universidade de São Paulo, Rua Arlindo Béttio, 1000 - Ermelino Matarazzo, 03828-000 São Paulo, SP, Brazil.

Behavioural Processes
|August 13, 2013
PubMed
Summary

Harvestmen (Opiliones) demonstrated associative learning by associating a chemical cue with a dark shelter. This study shows learning capabilities in arachnids previously unobserved in this order.

Keywords:
ChemoreceptionCognitionOlfactionOrientationSensory ecology

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Area of Science:

  • Ethology
  • Arachnology
  • Animal Behavior

Background:

  • Associative learning is documented in invertebrates but understudied in arachnids.
  • Previous research focused on spiders and whip-spiders, leaving harvestmen (Opiliones) largely unexplored.

Purpose of the Study:

  • To investigate associative learning in the Neotropical harvestman, Discocyrtus invalidus.
  • To determine if harvestmen can associate a chemical stimulus with a shelter.

Main Methods:

  • An experimental arena was designed with a light source and two floor openings.
  • One opening led to a dark shelter, the other was blocked.
  • Filter papers with chemical stimuli (mate or green tea) were placed near openings.
  • 37 harvestmen were tested daily for 14 days, with behavior recorded.

Main Results:

  • Harvestmen showed increased speed in finding the refuge over 14 days.
  • Exploratory behavior decreased, and movement towards the open shelter increased.
  • These changes indicate a learned association between the chemical cue and the shelter.

Conclusions:

  • Discocyrtus invalidus exhibits associative learning capabilities.
  • The study successfully demonstrated that harvestmen can associate chemical stimuli with shelter locations.