CN10 - Vagus

Question 1

Structures assessed in OME

Answer 1

Larynx - voice quality, pitch, dry swallow

Question 2

Potential implications - larynx

Answer 2

• reduced glottis closure
• inability to clear aspirate

Question 3

Potential implication - reflexive cough

Answer 3

• reduced laryngeal and tracheal sensation
• silent aspiration
• reduced laryngeal tracheal sensation `
• failure to elicit a clearing response for residue in the distal pharynx

Question 4

Impairment

Answer 4

• poor velopharyngeal seal and nasal reflux
• weak pharyngeal contraction
• reduced vocal fold adduction - poor cough effectiveness
• impaired UES opening; post swallow pharyngeal pooling
• silent aspiration