Vestibular System

Question 1

Describe the functional anatomy of the static and kinetic labyrinths, noting their unique components and mechanisms of action

Question 2

Explain how vestibular hair cells respond to linear and angular accelerations experienced by the head in motion

Question 3

Describe the anatomy of the vestibular nuclei and central vestibular connections, noting the rostro-caudal and transverse placement of nuclei and fiber bundles as they relate to previously learned brainstem and spinal cord structures

Question 4

Describe the three major vestibular reflexes and explain how these reflexes are evoked

Question 5

Describe the anatomical course of the MLF, medial vestibulospinal, and lateral vestibulospinal pathways used to carry out the vestibular reflexes

Question 6

Describe four clinical signs associated with damage to the vestibular system

Answer 6

vertigo
nausea
nystagmus

Question 7

Explain the physiological mechanism underlying benign paroxysmal positional vertigo (BPPV), distinguish between its two forms, and explain in basic terms how canalith repositioning can alleviate BPPV symptoms

Question 8

Explain how intoxication affects vestibular function