Sensory Flashcards
Define sensory deficit.
Deficit in the normal function of sensory reception and perception
What are the three components of a sensory experience?
Sensation (receive stimuli and create a nerve impulse), perception (person becomes conscious of stimuli and interprets information signals), reaction (how a person responds to stimuli)
What are the three types of sensory deprivation?
Reduced sensory input (caused by sensory deficit), elimination from patterns or meaning from input (ex: exposure to strange environment), restrictive environment (ex: bedrest)
Define sensory overload.
Excessive sensory stimulation which prevents the brain from responding appropriately
When do vision changes begin to occur?
40-50
When do hearing changes begin to occur?
30
When do taste and smell senses begin to change?
50
When do proprioceptive senses begin to change?
60
Define expressive aphasia.
Inability to communicate spoken or written word
Define receptive aphasia.
Inability to understand spoken or written word
In an older adult with diminished color perception, which colors are usually more difficult to distinguish?
Blue, green, violet
In an older adult with diminished color perceptions, which colors are easier to distinguish?
Yellow, red, orange
How can you enhance a patient’s hearing if the patient has a buildup of cerumen?
0.5-1 mL warm mineral oil in the ear, followed by irrigation with 3% hydrogen peroxide in a quart of warm water
How can you enhance an older adult’s taste perception?
By providing good oral hygiene to keep the taste buds well hydrated
What is a simple nursing intervention that can be done for a patient who has sensory deprivation?
Give a back rub
