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Vanderbilt Audiology Journal Club - Bilateral Peripheral Vestibular System Impairment

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1.  Those with bilateral vestibular hypofunction are ten times more likely to ___ than those with general dizziness or balance problems. Fall Have sleep apnea Have cataracts Go to the dentist

2.  According to Ward et al. 2013, approximately ____ adults in the United States are affected by severe bilateral vestibular hypofunction. 1 in 100,000 28 in 100,000 62 in 100,000 70 in 100,000

3.  Which symptoms were NOT reported by respondents with bilateral vestibular hypofunction in a survey given by Ward et al.? Increased heart rate with dizziness Blurry or fuzzy vision when moving the head Difficulty walking in the dark Difficulty walking on uneven surfaces

4.  In the Harun et al. (2016) paper, how many cases of Alzheimer' disease was it estimated existed in the USA in 2015? 1 million 10 million 5 million 500,000

5.  According to Ward et al. (2013) findings, up to ____ of those with BVH report a fall related injury within the course of 12 months. 1/4 1/100 1/4000 none

6.  Which of the following statements is most true according to Harun et al. 2016? Patients with mild cognitive impairment (MCI) were as likely as patients with AD to have vestibular system impairments. Patients with MCI were more likely to demonstrate vestibular system impairments than patients with AD. Patients with AD were more likely to demonstrate vestibular system impairments than patients with MCI. AD patients were 50 times more likely to have vestibular system impairment than patients with MCI.

7.  The vestibular end organs showing the greatest impairments in patients with AD were: Semicircular canals Otolith end organs (utricle and saccule) Superior vestibular nerve Scarpa's ganglion

8.  According to the review of Brandt et al., 2005, the _________ is a classic test for studying spatial learning, spatial memory and navigation in rodents. Morris Water Maze Test Sanders Flying Test Spatial Navigation Test SAS Aqua Test

9.  In Brandt et al., 2005, MRI volumetry revealed a ______% decrease in total hippocampal volume in the bilateral vestibular loss patients relative to controls. 100 33.31 7.32 16.91

10.  In the study conducted by Brandt et al., 2005, tests of ______and________, revealed deficits in patients with bilateral vestibular loss. Vision - audition Spatial memory - place learning Total recall - somatosensation Alcohol content - nicotine