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Related Concept Videos

Sound Waves01:01

Sound Waves

Sound waves can be thought of as fluctuations in the pressure of a medium through which they propagate. Since the pressure also makes the medium's particles vibrate along its direction of motion, the waves can be modeled as the displacement of the medium's particles from their mean position.
Sound waves are longitudinal in most fluids because fluids cannot sustain any lateral pressure. In solids, however, shear forces help in propagating the disturbance in the lateral direction as well. Hence,...
Perception of Sound Waves01:01

Perception of Sound Waves

The human ear is not equally sensitive to all frequencies in the audible range. It may perceive sound waves with the same pressure but different frequencies as having different loudness. Moreover, the perception of sound waves depends on the health of an individual's ears, which decays with age. The health of one's ears may also be affected by regular exposure to loud noises.
The pitch of a sound depends on the frequency and the pressure amplitude of the source. Two sounds of the same frequency...
Higher Mental Functions of the Brain: Language01:10

Higher Mental Functions of the Brain: Language

Language is a system of communication that allows the expression of thoughts, ideas, and feelings. The brain processes language in both hemispheres.
Language formation and comprehension take place in the dominant hemisphere. The dominant hemisphere is responsible for understanding the meaning of spoken, written, or sign language, as well as the ability to communicate. For most people, the left hemisphere is the dominant one. The right hemisphere, then, gives tone and emotional context to the...
Proofreading01:31

Proofreading

Synthesis of new DNA molecules is carried out by the enzyme DNA polymerase, which adds nucleotides on the daughter strand complementary to the template DNA strand. DNA polymerase has a higher affinity to add the correct base and ensures fidelity during DNA replication. Furthermore,  it exhibits proofreading activity during replication, using an exonuclease domain that cuts off incorrect nucleotides from the nascent DNA strand.
Errors During Replication are Corrected by the DNA Polymerase Enzyme
Proofreading01:43

Proofreading

Overview
Standing Waves01:17

Standing Waves

Sometimes waves do not seem to move; rather, they just vibrate in place. Unmoving waves can be seen on the surface of a glass of milk kept in a refrigerator, which is one example of standing waves. Vibrations from the refrigerator motor create waves on the milk that oscillate up and down but do not seem to move across the surface. These waves are formed or created by the superposition of two or more identical moving waves in opposite directions. The waves move through each other, with their...

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Related Experiment Video

Updated: May 23, 2026

Transcranial Direct Current Stimulation (tDCS) of Wernicke's and Broca's Areas in Studies of Language Learning and Word Acquisition
12:49

Transcranial Direct Current Stimulation (tDCS) of Wernicke's and Broca's Areas in Studies of Language Learning and Word Acquisition

Published on: July 13, 2019

Words are not things.

J Moore

    The Analysis of Verbal Behavior
    |April 6, 2012
    PubMed
    Summary
    This summary is machine-generated.

    This study contrasts the traditional view of words as independent symbols with a behavior-analytic perspective, defining verbal behavior as functional operant activity. It emphasizes functional relations over structure in understanding language and its role in psychology.

    More Related Videos

    Using Eye Movements Recorded in the Visual World Paradigm to Explore the Online Processing of Spoken Language
    09:27

    Using Eye Movements Recorded in the Visual World Paradigm to Explore the Online Processing of Spoken Language

    Published on: October 13, 2018

    Related Experiment Videos

    Last Updated: May 23, 2026

    Transcranial Direct Current Stimulation (tDCS) of Wernicke's and Broca's Areas in Studies of Language Learning and Word Acquisition
    12:49

    Transcranial Direct Current Stimulation (tDCS) of Wernicke's and Broca's Areas in Studies of Language Learning and Word Acquisition

    Published on: July 13, 2019

    Using Eye Movements Recorded in the Visual World Paradigm to Explore the Online Processing of Spoken Language
    09:27

    Using Eye Movements Recorded in the Visual World Paradigm to Explore the Online Processing of Spoken Language

    Published on: October 13, 2018

    Area of Science:

    • Psychology
    • Behavior Analysis
    • Linguistics

    Background:

    • Traditional view: words are independent units symbolizing external things.
    • Traditional view: meaning is determined by identifying referents.
    • Behavior-analytic view: verbal behavior is functional operant activity.

    Purpose of the Study:

    • Contrast traditional and behavior-analytic views of words.
    • Define verbal behavior as functional operant activity.
    • Clarify psychological issues using a behavior-analytic framework.

    Main Methods:

    • Conceptual analysis of verbal behavior.
    • Functional analysis of operant activity.
    • Examination of antecedent-consequence relations in verbal communities.

    Main Results:

    • Verbal behavior is defined by functional relations, not structure.
    • Meaning is derived from functional operant activity and community reinforcement.
    • Behavior analysis clarifies theories, education, and equivalence classes.

    Conclusions:

    • The behavior-analytic view offers a functional understanding of verbal behavior.
    • This perspective avoids the traditional view of words as mere symbols.
    • Functional relations are key to understanding verbal operants and their psychological implications.