Condicionamento clássico: reflexos inatos e aprendidos, estímulos, respostas, leis e exemplos

Estudante de psicologia
30 Nov 202219:50

Summary

TLDRThis video provides an insightful review of classical and operant conditioning, explaining key concepts like reflexes, stimulus-response relationships, and the role of experience in shaping behavior. It covers reflexes, both innate and learned, and how environmental stimuli trigger physiological responses. The script also explores how conditioned responses can create fears and phobias, such as a fear of dogs, through processes like generalization. Furthermore, it discusses methods for 'unlearning' conditioned behaviors, such as counter-conditioning and systematic desensitization, offering practical solutions for overcoming conditioned fears.

Takeaways

  • 😀 Classical and operant conditioning help understand human behavior in a simplified way, focusing on stimulus-response-consequence interactions.
  • 😀 The study of classical conditioning involves understanding reflexes, which can either be innate (inborn) or learned through experience.
  • 😀 Reflexes can be physiological, such as sweating in response to heat, or emotional, like crying when hearing a specific song that evokes memories.
  • 😀 Innate reflexes are automatic and help in survival, such as a baby sucking instinctively or sweating due to heat, and are shared by all humans.
  • 😀 Learned reflexes occur through experience and are not shared by all humans, such as crying when a song reminds someone of a lost loved one.
  • 😀 Reflexes, both innate and learned, generate physiological responses that we cannot consciously control.
  • 😀 Respondent conditioning explains how neutral stimuli can become conditioned to evoke a specific response when paired with an unconditioned stimulus (e.g., a song reminding you of a lost loved one).
  • 😀 Extinction in classical conditioning occurs when a conditioned stimulus is no longer paired with an unconditioned stimulus, causing the conditioned response to diminish over time.
  • 😀 Generalization in respondent conditioning refers to expanding a conditioned response to stimuli similar to the original, such as fearing all dogs after a bad experience with a pit bull.
  • 😀 Discrimination in respondent conditioning involves differentiating between similar stimuli, such as learning to only fear large dogs and not small ones like a Pug or Shih Tzu.
  • 😀 Counterconditioning and systematic desensitization are techniques used to 'unlearn' conditioned responses, such as overcoming a fear of dentists or dogs by gradually pairing the feared stimulus with something pleasant.

Q & A

  • What is the primary goal of studying classical and operant conditioning?

    -The primary goal is to understand human behavior in a simpler way by analyzing the organism's relationship with the environment before and after its behavior, including the stimuli, response, and consequences.

  • What are the three key components in the study of behavior in classical and operant conditioning?

    -The three key components are stimulus, response, and consequence, which together form the 'contingency triplet' or 'tríplice contingência'.

  • What does the term 'respondent paradigm' refer to in the context of classical conditioning?

    -The respondent paradigm refers to the relationship between stimulus and response, specifically how a stimulus can elicit a physiological response from the organism. This was studied by Watson and is part of methodological behaviorism.

  • What is the difference between reflexes that are inborn (innate) and learned (conditioned)?

    -Inborn (innate) reflexes are those the organism is born with, which help in survival (e.g., sucking reflex in infants). Learned (conditioned) reflexes are responses that develop based on experience (e.g., crying when hearing a particular song linked to past memories).

  • How does classical conditioning explain the formation of phobias?

    -Classical conditioning can explain phobias through the process of stimulus pairing. For example, if someone is attacked by a pit bull (unconditioned stimulus), the fear response (unconditioned response) may generalize to all dogs (conditioned response) due to the learned association.

  • What does 'generalization' and 'discrimination' mean in classical conditioning?

    -Generalization refers to the tendency to respond to stimuli similar to the conditioned stimulus (e.g., fear of all dogs after being attacked by a pit bull). Discrimination is the ability to distinguish between different stimuli and not respond to those that don't trigger the same response (e.g., fear of large dogs but not small ones).

  • What is the role of 'empairing' in classical conditioning?

    -Empairing is the process of associating a neutral stimulus (e.g., a song) with an unconditioned stimulus (e.g., a loved one) to create a conditioned stimulus (the song) that elicits a conditioned response (e.g., sadness).

  • What happens during extinction in classical conditioning?

    -Extinction occurs when the conditioned stimulus is no longer paired with the unconditioned stimulus, causing the conditioned response to gradually diminish. For example, if the song is no longer associated with the loved one, the sadness response may fade.

  • What is 'spontaneous recovery' in classical conditioning?

    -Spontaneous recovery refers to the reappearance of a conditioned response after a period of extinction, even without new pairings of the conditioned and unconditioned stimuli.

  • How do counterconditioning and systematic desensitization help in unlearning a conditioned response?

    -Counterconditioning involves pairing the conditioned stimulus with a new, positive stimulus to create a new, opposite response. Systematic desensitization involves gradually exposing the individual to the feared stimulus in small, manageable steps, reducing the fear response over time.

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Related Tags
PsychologyBehaviorismClassical ConditioningOperant ConditioningReflexesLearningStimulus ResponseBehavioral SciencePsychological TheoriesEmotional ResponsesFear Conditioning