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

Neonatal sucking behaviour and its development until 14 months

K Iwayama1, M Eishima

  • 1Chikushi Jogakuen Junior College, Fukuoka, Japan.

Early Human Development
|January 3, 1997
PubMed
Summary

Neonatal sucking behavior shows significant development from birth to 14 months. Key changes include tongue movement patterns and nipple interaction, with most development occurring by the third month.

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

Racemic and chiral 1-[N-(chloroacetyl)carbamoylamino]-2, 3-dihydro-1H-inden-2-yl chloroacetate.

Acta crystallographica. Section C, Crystal structure communications·2000
Same author

[Sucking behavior of normal full-term and low-risk preterm infants].

No to hattatsu = Brain and development·1995
Same author

Propagation of epileptiform discharge from cortical focus in cat.

The Japanese journal of psychiatry and neurology·1991
Same author

Neurones with epileptiform discharge in the central nervous system and chronic pain. Experimental and clinical investigations.

Acta neurochirurgica. Supplementum·1991
Same author

Effect of midbrain raphe nucleus stimulation on somatosensory evoked potential in cat.

Neurological research·1989
Same author

Evoked potentials from the human thalamus: correlation with microstimulation and single unit recording.

Stereotactic and functional neurosurgery·1989

Area of Science:

  • Pediatrics
  • Developmental Biology
  • Infant Nutrition

Background:

  • Sucking is a critical infant reflex for feeding and development.
  • Understanding the developmental trajectory of sucking behavior is essential for assessing infant health.
  • Previous research has not fully detailed the dynamic changes in sucking mechanics over the first year.

Purpose of the Study:

  • To document the developmental changes in infant sucking behavior from birth to 14 months.
  • To identify specific kinematic and morphological alterations in sucking patterns over time.
  • To establish a normative developmental course for sucking mechanics.

Main Methods:

  • Utilized a novel fiberscope-supported holder for filming neonatal sucking.
  • Observed 57 low-risk, full-term infants longitudinally from birth to 14 months.
  • Analyzed video recordings to quantify changes in tongue peristalsis, cavity depth, and nipple wrapping.

Main Results:

  • Neonatal sucking exhibits a distinct bell shape from tongue peristalsis, decreasing significantly by 10 months.
  • Tongue-induced cavity depth increases until 8 months, then declines.
  • Tongue root wrapping of the nipple weakens progressively, diminishing by 6 months.
  • Transition from neonatal to older infant sucking patterns typically occurs around the third month, with individual variations.

Conclusions:

  • Infant sucking behavior undergoes a distinct developmental progression during the first year of life.
  • Specific kinematic changes in tongue movement and nipple interaction characterize this development.
  • The third month is a critical period for the transition in sucking patterns, indicating significant neurodevelopmental maturation.

Related Experiment Videos