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Deglutition and respiration: development, coordination, and practical implications.

Maureen A Lefton-Greif1, Sharon A McGrath-Morrow

  • 1Department of Pediatrics, Eudowood Division of Pediatric Respiratory Sciences, The Johns Hopkins Medical Institutions, Baltimore, MD 21287, USA. mlefton@jhmi.edu

Seminars in Speech and Language
|July 25, 2007
PubMed
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Coordinated swallowing and breathing in infants is vital for lung development. Disruptions can cause aspiration and dysphagia, requiring early identification and intervention for at-risk children.

Area of Science:

  • Pediatric Medicine
  • Respiratory Physiology
  • Swallowing Disorders

Background:

  • Swallowing (deglutition) and breathing share the pharyngeal pathway.
  • Coordination is critical for infant survival and lung development.
  • Dysfunction can lead to aspiration and lung injury.

Purpose of the Study:

  • To review the coordination of swallowing and breathing in infants and children.
  • To discuss aspiration risks during lung development.
  • To highlight airway protective mechanisms and identify at-risk populations.

Main Methods:

  • Literature review focusing on infant and pediatric deglutition-respiration.
  • Analysis of airway protection and aspiration mechanisms.
  • Discussion of risk factors for oropharyngeal dysphagia and respiratory disease.

Related Experiment Videos

Main Results:

  • Temporal coordination is essential, with shared pharyngeal pathway.
  • Infant dysphagia can cause aspiration and lung injury.
  • Respiratory issues may precipitate swallowing problems.

Conclusions:

  • Identifying infants at risk for dysphagia and respiratory disease is crucial.
  • Early assessment and management are key for optimal outcomes.
  • Understanding the interplay between breathing and swallowing aids intervention.