T2: Sensation (CH. 25) Flashcards
Sensory function is often __
taken for granted
Intact senses facilitate accurate __ of the environment
perception
Sensory function is essential to __
communication
Whole vision is blurry
cataracts
Sensory deficits compound problems that threaten what 3 things?
health, well-being, and independence
Aging vision changes:
- Reduced __ and __ of the muscle fibers of the lens
- Reduced __ size
- __ of the lens and vitreous
elasticity; stiffening
pupil
opacification
Visual acuity __
declines
Decreased ability to focus (___)
presbyopia
There is a loss of photoreceptor cells in the __
retina
__ perception threshold decreases
Light
Dark and light __ takes longer
adaptation
Difficulty with vision at __
night
Increased sensitivity to __
glare
Distortion in __ perception
depth
__ vision reduced
Peripheral
Facial expressions and gestures may be missed or ___
misinterpreted
There is a limitation of lip reading and written __
communication
Sensorineural hearing loss (__)
presbycusis
Effects of hearing could include self-conscious of limitation and avoid __
interactions
Number of functioning __ __ decreased
taste buds
__ and __ flavors sensation decreased.
Sweet and salty
__ not sensed as easily in late life
Pressure
Decreased __ sensation
tactile
Difficulty discriminating between __
temperatures
Some __ function loss
olfactory
What 4 things promote vision?
- Routine examinations by ophthalmologist
- Early detection and treatment of problems
- Considerations of financial ability to receive treatment
- Prompt evaluation of symptoms that may indicate a visual problem