Sensory Perception & Hearing Impairment (Risk Factors (Prevention…
Sensory Perception & Hearing Impairment
The process of Sensory Perception
stimulates the nerve receptor
is a nerve cell that receives the stimuli and converts it to a nerve impulse. most receptors are specific to their stimulus.
is when the impulse travels along the nerve pathways to the spinal cord or directly to the brain.
is the awareness of the stimuli, takes place in the brain. The level of consciousness affects perception of stimuli.
UV light exposure
Medication- awareness of environmental stimuli
Isolation- importance of touch in early life; may happen to older adults with cognitive disabilities.
Controlling chronic diseases
Getting regular eye exams
Avoiding hot temps for someone with impaired tactile senses.
Concepts related to...
: PTs may experience feelings of depression related to loss of independence.
PTs may become less active related to their deficits.
At risk for injuries
Clients will need additional support and alternatives for communicating. (brail, large print, interpretive services)
Exemplar: Hearing Impairment
Many factors can be involved including
lesions in any area of the ear or central auditory pathways
or the process of
can result in hearing loss.
is often a congenital condition.
-Conductive, sensorineural, or mixed
, depending on what portion of the auditory system is affected.
Individuals who are consistently exposed to loud noises
Some medications and illnesses
Conductive hearing loss
equal loss of hearing
at all sound frequencies; benefits from a
Sensorineural hearing losses
typically affect the ability to hear high-frequency tones. This loss makes speech discrimination difficult, especially in a noisy environment; causes discomfort for the patient.
: perception of sound or noise in the ears without stimulus from the environment.