PHTY303 Lecture 7: PHTY303 Week 7 Lecture
Document Summary
Sensory organs: otoliths: utricle and saccule are in the vestibule, both are called otolithic organs; membranous sacs within the vestibule, respond to head position relative to gravity & to linear acceleration and deceleration. Inside each utricle & saccule is a sensory receptor called the macula. Vor is required needs intact cerebellar connections. Motion sensitivity (at rest /during / following movement) Ocular (gaze) instability oscillopsia e. g. when you walk down the road can you read the road signs clearly. Ipsilateral propulsion / veering to 1 side. Clarify what they mean by feeling of dizziness" and what and where the situation occurs in . Clarify dizziness": what brings on the dizziness, changing position eg rolling, looking up, lying down, environment, elevators, busy environments, low light. Meniere"s disease (recurrent onset: history of fluctuating hearing loss (sensori-neural, history of episodic vertigo. Other symptoms: nausea / vomiting, headaches / migraines, palpitations, bowel/bladder problems, memory changes, sensory or motor changes, cervical spine pathology.
