Sensory

Question 1

Trigeminal V1- Mandibular

Answer 1

General somatic afferent information

• mucosa of anterior 2/3s of tongue
• mucosa of soft palate
• lower teeth and gums
• tempomandibular joint
• skin on the lower lip and jaw
• inside/outside lower mouth

Question 2

Trigeminal V2- Maxillary

Answer 2

General somatic afferent

• *oral prep and transport
• mucosa of nasopharynx
• mucosa of soft palate
• mucosa of hard palate
• upper teeth and gums

Question 3

Facial VII

Answer 3

spacial visceral afferent

• *visceral information comes from the same area as somatosensory, but it travels though VII
• anterior 2/3 of tongue

Question 4

Glossopharyngeal IX

Answer 4

Special visceral afferent information, general somatic afferent; senses that food is in the back of the pharynx

• *triggers sequence of motor events
• posterior 1/3 of tongue (taste)
• posterior 1/3 of tongue (somatosensory)
• oropharynx
• palatine tonsils
• mucosa of anterior/posterior faucial pillars

Question 5

Vagus X; Pharyngeal Branch

Answer 5

General somatic afferent; sensory innervation of the pharynx
-mucosa of pharynx

Question 6

Vagus X; Superior Laryngeal Nerve (SLN) – Internal branch

Answer 6

General somatic and special visceral afferent

• *protects upper laryngeal vestibule ; if bolus enters laryngeal vestibule, a cough response is elicited bc of the SLN
• area above the VF
• mucosa of the laryngopharynx
• mucosa of the epiglottis
• mucosa of the aryepiglottic folds
• small area of posterior tongue
• joint receptors in the larynx

Question 7

Vagus X; Recurrent Laryngeal Nerve (RLN)

Answer 7

general somatic and visceral afferent

• mucosa of the larynx below the VF
• interior pharyngeal constrictor
• upper esophagus

Question 8

Vagus X; Esophageal br.

Answer 8

Special visceral afferent (taste)

• epiglottis
• esophagus