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Infant and child feeding and swallowing
An infant swallows with an anatomy unlike an adult's — a high larynx and an epiglottis close to the soft palate — and coordinates suck, swallow and breath at roughly 1:1:1; a child's feeding disorder is always looked at in four domains: medical, nutritional, feeding skill and the behavioural and family context.
Why it matters in the exam
Questions deal with three kinds of case: a healthy infant (what is normal coordination, what is the anatomical difference), an infant with a structural problem such as cleft lip and palate (which bottle and which position), and a child with selective eating, for example a child with autism who eats very few foods but grows normally and has normal oral skills.
The correct answers repeat a few principles: with a cleft palate the infant cannot create negative pressure in the mouth, so a bottle that lets the feeder squeeze the milk is used and the infant is fed upright; for selective eating a team plans gradual, systematic exposure without forcing; and in children silent aspiration is common, so when there is real suspicion an instrumental study follows.
Key points
- Infant anatomy: high larynx and an epiglottis close to the soft palate.
- Nutritive sucking: roughly 1:1:1, about one suck per second.
- Cleft palate: no negative pressure; assisted bottle and upright position.
- Selective eating: team and gradual exposure without forcing.
- Pediatric Feeding Disorder is looked at in four domains: medical, nutritional, skill, psychosocial.
Summary table
| Item | What is normal or what happens | What to remember |
|---|---|---|
| Infant anatomy | High larynx, epiglottis close to the soft palate, a tongue large for the oral cavity, fat pads in the cheeks | This structure protects the airway during sucking; the larynx descends gradually over the first years |
| Nutritive sucking | Roughly 1:1:1 coordination of suck, swallow and breath, at about one suck per second | Non-nutritive sucking (dummy) is faster and does not need a swallow with every suck |
| Cleft lip and palate | No seal and no negative pressure in the mouth; slow flow, milk from the nose, slow weight gain | An assisted-delivery bottle, upright position, breathing breaks and weight monitoring |
| Preterm infant | Suck-swallow-breathe coordination matures gradually; fatigue and fast breathing disrupt feeding | Start by readiness cues, not by age alone |
| Selective eating (for example in autism) | Narrow range, preference for one texture or colour; often normal oral skills and growth | Team, gradual and systematic exposure, without forcing or battles |
| Pediatric Feeding Disorder | Intake not appropriate for age, with a medical, nutritional, skill or psychosocial problem | Consensus definition from 2019; lasting at least two weeks |
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Sources
- ASHA Practice Portal, 2024 — Pediatric Feeding and Swallowing
- Goday et al., Journal of Pediatric Gastroenterology and Nutrition, 2019 — Pediatric Feeding Disorder: consensus definition and conceptual framework
- Arvedson, Brodsky & Lefton-Greif, Pediatric Swallowing and Feeding: Assessment and Management, 3rd edition (2020) — Normal and abnormal development of feeding
Sources are given for further reading; the text is written afresh and not copied from them.
Reviewed by the Examqo AI Professor · 2026-11-02. The text may contain errors; when in doubt, check the source.