WorksheetsVestibular System Quiz
Total questions: 53
Worksheet time: 27mins
What do the utricle and saccule detect?
Angular acceleration
Gravity and linear movement
Inertia and pressure
Rotational movements
What is the function of the semicircular canals?
Detect gravity and linear movement
Stabilize visual images on the retina
Detect rotational movements
Control reflex of the neck and lower extremity postural muscles
What happens when the head rotates, according to the vestibular system information provided?
The endolymphatic fluid remains stationary
The endolymphatic fluid moves with the head, causing no inertia
The endolymphatic fluid lags behind because of inertia and exerts pressure against the canal's sensory receptor
The vestibular organs stop functioning
What is the role of the VOR (Vestibulo-Ocular Reflex)?
Detects gravity and linear movement
Provides information about angular acceleration and linear acceleration of the head
Stabilizes visual images on the retina during head movements
Reflex control of the neck and lower extremity postural muscles
What does VSR (Vestibulo-Spinal Reflex) help in maintaining?
The balance of fluid in the semicircular canals
The detection of gravity and linear movement
The position of the head and trunk accurately correlated with movements
The stabilization of visual images on the retina
What can cause physiological changes in VOR and VSR as part of age-related vestibular declines?
Circulatory changes within the brain
Anatomical changes such as loss of peripheral hair cells and vestibular nerve fibers
Changes in visual acuity
Dietary deficiencies
Which type of vestibular dysfunction is more difficult with exercise because of CNS involvement?
Peripheral Vestibular Dysfunction
Central Vestibular Dysfunction
Meniere disease
Benign paroxysmal positional vertigo
What is a common treatment for Benign paroxysmal positional vertigo (BPPV) in the context of peripheral vestibular dysfunction?
Surgical repair
Medication
Head realignment maneuvers
Cognitive behavioral therapy
Which of the following is NOT a functional deficit associated with vestibular declines?
Difficulty with transitional movements
Enhanced peripheral vision
Dizziness affecting performance of ADLs
Issues with watching television or reading
What type of examination is used to assess VOR function in the context of vestibular impairments?
Clinical test
MRI scan
Blood test
Reflex test
What is indicated by a drop in visual acuity during a vestibular assessment?
Normal visual acuity
Impaired VOR
Enhanced visual fixation
Corrective saccades
What type of test results would suggest a peripheral vestibular disorder?
Negative test results with the head thrust test
Normal static and dynamic visual acuity
Positive test results with the head thrust test and abnormalities with VOR
Normal gait, locomotion, and balance
Which of the following is NOT a component of vestibular training?
Eye/head movements to normalize gain of VOR
Increasing the speed of head movement as the patient improves
Progressive standing balance and gait exercise
Limiting head movement to static positions only
What is the goal of performing exercises with various backgrounds during standing and gait in vestibular training?
To reduce the need for visual fixation
To limit the patient's range of motion
To improve static balance only
To progress to performing exercises with various backgrounds
Where is the balance information from the vestibular system sent?
To the cerebellum
To the spinal cord
To the brain stem
To the occipital lobe
Which part of the brain contributes to the integration of sensory information and learned information for balance?
Cerebellum
Cerebral cortex
Medulla oblongata
Hippocampus
What can cause age-related declines in vision?
Anatomical changes that impact the projection of light through the lens and onto the retina
Increased sensitivity of the retina to light
Enhanced color perception
Improved visual acuity
What is the role of rods in the retina?
They help with color vision
They are responsible for vision in bright light conditions
They are believed to be tuned better for vision in low-light situations
They send impulses to the brain that provide auditory cues
What is the function of cones in the retina?
They help with color vision and finer details
They help with night vision
They are responsible for peripheral vision
They detect temperature changes
What can override sensory conflict according to the information provided?
Visual information from the cerebral cortex
Sensory information provided by the vestibular system
Auditory information from the cochlea
Tactile information from the skin
What is one of the early changes in the visual field that accelerates with aging?
Increased pupil size
Decreased pupil size
Increased retinal metabolism
Improved peripheral vision
Which of the following is a mechanical cause for the decrease in peripheral, upper, and lower visual fields?
Increased retinal metabolism
Relaxation of upper eyelid and loss of retrobulbar fat
Improved color detection
Enhanced motion detection
At what age range does the capacity of the eye to discriminate fine details of objects in the visual field generally start to decline more rapidly?
30-50
40-60
50-70, faster after 70
60-80
What is a recommended adaptation for the decrease in peripheral visual field?
Higher placement of signs
Lower height for directional and informational signs
No changes to sign placement
Decrease in sign size
What causes a decreased ability to see clearly, especially near objects, as part of the acuity changes with aging?
Increased transparency of lens and cornea
Decreased transparency of lens and cornea and loss of elasticity of lens
Improved elasticity of lens
Loss of photoreceptors only
What is the purpose of the examiner standing centrally during the examination of peripheral vision?
To avoid visual cueing
To facilitate visual cueing
To check the patient's color vision
To assess the patient's depth perception
During an examination of peripheral vision, how does the patient respond?
By saying when they can hear a sound
By indicating when they can see the examiner's finger
By reading letters from an eye chart
By touching the examiner's fingers
What anatomical changes contribute to the need for stronger light sources in low-light conditions as one ages?
Thinning of the retina and increased pupil size
Thinning of the cornea and decreased pupil size
Thickening and loss of flexibility of lenses, and senile miosis
Increased flexibility of lenses and senile hyperopia
What type of lighting is recommended to avoid glare and accommodate for changes in the aging eye?
Direct, bright lighting
Diffuse, soft lighting
Single, strong light sources
Flickering, colored lighting
Why are peripheral lights from floor lamps better than ceiling fixtures for reducing glare?
They create more corner shadows
They are less harsh
They use less electricity
They are easier to install
What type of bulb is recommended for a reading lamp to reduce glare?
Standard 100W bulb
200-300W reading lamp bulb
Fluorescent light bulb
No bulb is recommended
What should be reduced to minimize glare inside a home?
Number of light sources
Number of reflective surfaces
Number of windows
Number of lamps
Which of the following is NOT a recommended way to reduce glare while driving at night?
Using well-lit routes
Driving on divided highways
Avoiding sunglasses and visors/hats
Choosing routes with less traffic
What is the result of structural and biochemical changes in the lens, pupil, and rods of the retina?
Enhanced color perception
Increased sensitivity to light
Delayed dark adaptation
Improved visual acuity
What accommodation might help an older adult see well enough to function in the dark?
Using bright white light
Using night light or red light
Keeping the room completely dark
Using blue light
What causes older adults to become less sensitive to colors that have shorter wavelengths, hue, and saturation levels affected?
Strengthening of the retinal cones
Thinning and clearing of the lens
Thickening and yellowing of the lens
Improvement in the visual pathways
Which type of colors should be used as a focal point against sharp contrasting backgrounds to aid older adults with color perception?
Cool colors
Warm colors
Neon colors
Pastel colors
What type of lighting accommodation can enhance the ability of older adults to navigate around furniture and other potential hazards?
Dim lighting
Optimal lighting or higher color contrast
Flickering lights
Monochromatic lighting
What is a recommended accommodation to help individuals with declining contrast sensitivity due to aging?
Use monochromatic color schemes
Use contrasting tones or colors
Minimize the use of warm colors
Ensure that rugs blend in with the floor
Which examination technique is used to assess contrast sensitivity?
Visual acuity test
Contrast sensitivity chart
Color blindness test
Peripheral vision test
What is one of the difficulties associated with depth perception loss in older adults?
Improved ability to estimate the height of curbs
Difficulty in recognizing a simple visual figure when it's embedded in a complex figure background
Enhanced figure-ground recognition
Better estimation of distances in well-lit areas
What is an accommodation to improve depth perception in living spaces for older adults?
Use complex patterns on floor surfaces
Use furniture with similar horizontal and vertical surfaces
Use furniture with different horizontal and vertical surfaces that contrast with floor and walls
Place furniture in a way that it blends with the walls
How is depth perception examined according to the document?
Asking the patient to read letters from a distance
Holding index fingers in front of the patient at eye level and moving them until the patient identifies when fingers are parallel/lined up
Using a depth perception chart
Measuring the patient's reaction time to visual stimuli
What is a symptom of cataracts according to the document?
Colors are washed out or dull
Vision becomes cloudy, blurred or dim
Hazziness to the visual field
Difficulty transitioning from low-light to bright-light conditions
Which of the following is not a symptom of macular degeneration?
Side vision is not affected
Sensity to glare and light-halos
Difficulty transitioning from low-light to bright-light conditions
Blind spot in center of the visual field
Is macular degeneration curable according to the information provided?
Yes, it is curable
No, it is incurable
The document does not specify
It is only curable in the early stages
According to the document, how does macular degeneration affect vision?
It causes complete blindness
It only affects side vision
It creates a blind spot in the center of the visual field
It improves visual acuity
What is a symptom of cataracts that affects color perception?
Fading or yellowing of colors
Colors are washed out or dull
Hazziness to the visual field
Blind spot in center of the visual field
What causes the development of blind spots and gradual loss of vision in Glaucoma?
Damage to blood vessels in the retina
Increased sensitivity to light and glare
Increased eye pressure damaging the optic nerve
Impaired color vision
Which symptom is common to both Glaucoma and Diabetic Retinopathy?
Spots (floaters) in vision
Difficulty discriminating between shades of color
Reduced night vision
Usually affects both eyes
What is a symptom of Diabetic Retinopathy that is not a symptom of Glaucoma?
Increased sensitivity to light and glare
Dark or empty areas in vision
Blind spots develop in visual field
Can affect both eyes
Which of the following is a symptom of Glaucoma but not Diabetic Retinopathy?
Spots (floaters) in vision
Blurred or fluctuating vision
Difficulty discriminating between shades of color
Impaired color vision
What is a symptom of Diabetic Retinopathy?
Reduced night vision
Increased sensitivity to light and glare
Difficulty discriminating between shades of color
Blurred or fluctuating vision
