Related Experiment Video

Updated: Oct 9, 2026

A Robust Polymerase Chain Reaction-based Assay for Quantifying Cytosine-guanine-guanine Trinucleotide Repeats in Fragile X Mental Retardation-1 Gene
08:22

A Robust Polymerase Chain Reaction-based Assay for Quantifying Cytosine-guanine-guanine Trinucleotide Repeats in Fragile X Mental Retardation-1 Gene

Published on: September 16, 2019

Conversational characteristics of children with fragile X syndrome: repetitive speech

R C Belser1, V Sudhalter

  • 1New York State Institute for Basic Research in Developmental Disabilities, Staten Island 10314, USA. rbelser@psynet.net

American Journal of Mental Retardation : AJMR
|March 15, 2001
PubMed

More Related Videos

Assessing the Coherence of Parents' Short Narratives Regarding their Child Using the Five-Minute Speech Sample Procedure07:56

Assessing the Coherence of Parents' Short Narratives Regarding their Child Using the Five-Minute Speech Sample Procedure

Published on: September 19, 2019

Investigating Protein-protein Interactions in Live Cells Using Bioluminescence Resonance Energy Transfer11:46

Investigating Protein-protein Interactions in Live Cells Using Bioluminescence Resonance Energy Transfer

Published on: May 26, 2014

Related Concept Videos

Autism Spectrum Disorder01:19

Autism Spectrum Disorder

Autism spectrum disorder (ASD) is a neurodevelopmental condition marked by persistent deficits in social communication and interaction alongside restrictive and repetitive behaviors or interests. ASD is sometimes accompanied by intellectual impairment.
These core symptoms manifest differently among individuals, ranging from mild to severe. The disorder's complexity extends beyond its clinical presentation, encompassing a diverse range of biological, cognitive, and sociocultural influences.
Language Development01:22

Language Development

Children master language quickly and with relative ease, supported by both biological predisposition and reinforcement. B. F. Skinner (1957) proposed that language is learned through reinforcement, while Noam Chomsky (1965) argued that language acquisition mechanisms are biologically determined.
The critical period for language acquisition suggests that the ability to acquire language is at its peak early in life. As people age, this proficiency decreases. Language development begins very...
Language Development I: Behaviorist Perspective01:15

Language Development I: Behaviorist Perspective

Skinner’s behaviorist perspective explains language development through experience and learned associations. Children learn language through operant conditioning, in which behaviors followed by positive consequences become more likely to happen again. Caregiver responses gradually shape infants’ vocalizations.Reinforcement and Speech DevelopmentInfants first produce random babbling without intending specific meanings. When a sound resembles a word or adult speech, caregivers may respond with...
Crying Patterns During Infancy and Toddlerhood01:28

Crying Patterns During Infancy and Toddlerhood

Crying is an important form of communication during infancy, and different crying patterns can signal different needs or states. Infants can produce different cries associated with hunger, anger, and pain. These patterns vary in rhythm, intensity, and onset, helping caregivers recognize what an infant may be expressing.Types of Infant CriesThe basic cry is often associated with hunger. It typically follows a rhythmic sequence of crying, a brief pause, and an inward breath. This inhalation may...
First Sentences During Toddlerhood01:29

First Sentences During Toddlerhood

Toddlerhood is a major stage in language development as children progress from single words to combinations that express more complex ideas.Words and GesturesBetween 12 and 18 months, toddlers may combine one spoken word with a gesture to communicate the meaning of a two-word phrase. For example, pointing to a shoe while saying “Mommy” may mean “Mommy’s shoe.” This shows the multimodal nature of early communication, in which speech, gestures, and body language work together.Telegraphic...
First Words During Infancy and Toddlerhood: Part 101:26

First Words During Infancy and Toddlerhood: Part 1

Language development in infancy progresses from understanding words to producing meaningful speech. Infants use contextual and social cues to connect sounds with meanings and gradually expand their vocabulary.Word Recognition Before SpeechInfants understand words before they can say them. By about six months, they may look toward a familiar object, such as a banana, when hearing its name. This receptive vocabulary provides a foundation for later speech.First Words and Linguistic SpeechMost...