2025-2026
What stimulates the horizontal semicircular canal? - Answerstilting the head forward
What stimulates the anterior semicircular canal? - Answerslooking down
What stimulates the posterior semicircular canal? - Answerslooking up
The ___________ and _____________ vestibular nuclei project to the MLF which is associated with
coordinating head and eye movement. What critical reflex does this control? - Answerssuperior, medial,
VOR
Which canal is most commonly affected by BPPV? - Answersposterior canal
Most common cause of *bilateral* BPPV? Is BPPV more common in men or women? - Answershead
trauma, women
In BBPV, otoconia become dislodged from __________ and migrate into semicircular canals. -
Answerssaccule
Posterior canal BPPV will show torsional and ____________ nystagmus. All BPPV nystagmus should be
______________. - Answersupbeating, fatiguable
When does BPPV nystagmus fatigue? - Answers10 sec-4 min
How might a BPPV patient describe their dizziness? How intense is it? - Answersspinning, light headed,
eye beating, "I don't feel right"
very intense- 6-10/10
Clinical test for posterior canal = _______________
Clinical test for horizontal canal = _______________ - Answersposterior = dix-hallpike
horizontal = modified roll to sidelying
Treatment for posterior canal = _____________ - Answersepley maneuver
Does CPG have any specific recommendations after repositioning? - Answersnope
During a repositioning, how long should you keep the pt in one position? - Answersuntil
symptoms/nystagmus resolve
, In ________________ ________________ increased fluid in the ear leads to increased pressure and
subsequent vestibular symptoms. It is defined by attacks of ______________ which are preceded by an
________. - Answersmeniere's disease, vertigo, aura
During a Meniere's attack, the pt may have balance changes, fluctuating ___________ loss, tinnitus,
fealing of uneasiness, nystagmus, _________ pressure, or cold sweats. - Answershearing, aural
Is PT able to help during the active phase of Meniere's? - Answersno, just between attacks; can help with
feelings of unsteadiness
What interventions might an MD recommend to help Meniere's? - Answerslow sodium diet, diuretics
(i.e. get rid of fluid or prevent retention)
What is the most common cause of neuritis? - Answersrecent URI which travels up eustachian tube to
inner ear
How do you tell the difference between labyrinthitis and neuritis? - Answerslabyrinthitis involves
hearing loss
In labyrinthitis, the pt may have sudden onset severe n/v and dizziness which is made worse with head
movement, especially on _____________ plane. They will have _____________ early; this is always
horizontal when looking _________ from the involved ear. - Answershorizontal, nystagmus, away
positive smooth pursuit? does this check central or peripheral vestibular fx? - Answerscatch up saccades
central
Do you expect smooth pursuit to be positive or negative for neuritis/labyrinthitis? - Answersnegative
positive saccade test? is a positive test an automatic red flag? - Answersovershoot or undershoot
no, it could be a blind spot
How long should you hold cervical ext/rot to check VBI? Is dizziness a (+) test? - Answers20 sec
no because this activates the posterior canal
What should you be watching for during VBI testing? - Answersnystagmus, nausea, 5 D's (diploplia,
dysphagia, drop attacks, dizziness, dysarthria)
What is the gold standard test for all peripheral vestibular disorders? - Answershead thrust (HIT) test