Practical 1

Question 1

Solitary Tract and Nucleus

Answer 1

• Receives taste fibers from CN VII, IX, and X
• Visceral reflexes of Cardio and GI
• Middle Medulla

Question 2

Nucleus Ambiguus

Answer 2

• Motor nucleus to Ipsilateral muscles of the Larynx, Pharynx, and Palate thru CN IX, X, XI
• Middle Medulla
• LESION: 1. Dysphonia 2. Dysphagia 3. Uvula deviation to good side

Question 3

Dorsal Cochlear Nucleus

Answer 3

• Receives fibers involved with hearing from CN VIII

- Acoustic Tubercle

Question 4

Dorsal Motor Nucleus of the Vagus

Answer 4

• Parasympathetic
• Vagus Nerve (CN X); Lungs, Heart, GI
• Middle Medulla