Zusammenfassung der Ressource
Swallowing
- Preparatory Phase Oral
- Preparatory
- Open Mouth
- Sub atmospheric pressure
- Mastication
- Open Oralpharyngeal
- Transfer
- Swallow bits at a time
- Seal off food from vestible
- Pressure wave towards pharynx
- Brace yourself
- Pressure sucks down bolus
- Transport Phase Pharyngeal
- Between Oropharyngeal sphincter AND
- Upper Oesophageal sphincter
- 4 exits
- upper airway
- Lower airway
- These 3 seal off
- entrance and exit through pharynx in 1 sec
- 40cm/sec down to 4cm/sec so to breath
- with food or on own accord with saliva build up
- Soft palate elevated to shut nose
- Larynx pulled up and forward to meet food
- Intrinsic Muscles of larynx abduct
- This allows eppiglotis to close over larynx
- Pharyngo-oesopageal sphincter opens to allow bolus
- Oral pharyngeal
- Dysplasia (Difficulty swallowing
- Stroke
- MS
- Bells Palsy
- Parkinsons
- Oral cavity
- Oseophagael Transport Phase
- Peristalsis
- Waves in Oesophagus
- Vagus innervation
- Pressure higher in stomach
- unctional sphincter to stop regurg
- Oesophageal