Term | Definition |
Sensory Reception | The process of receiving stimuli or data |
External Stimuli | Visual, auditory, olfactory, tactile, gustatory |
Internal Stimuli | Kinesthetic, visceral, gustatory |
Sensory Perception | Involves the conscious organization and translation of the data or stimuli into eaningful information |
Stimulus | Agent or act that stimulates a nerve receptor |
Perception | perception, or awareness and interpretation of stimuli |
Sensory overload | the inability to process the amount of sensory stimuli |
Sensory deprivation | is a decrease of meaningful stimuli |
Receptive aphasia | the inability to understand written or spoken word |
Alzheimer's | the loss of nerve cells and presence of neurofibrillary tangles and plaques |
Stroke (CVA) | a condition in which neurologic deficits results from a sudden decrease in blood flow to a localized area of the brain |
cataract | An opacification of the lens of the eye
include: Blurred Vision and
Decreased Color perception |
Glaucoma | Increased intraocular pressure with optic neuropathy leading to gradual loss of peripheral vision |
Open-Angle Glaucoma | Chronic simple glaucoma
Usually bilateral
Painless in early stages |
Closed-Angle Glaucoma | Less common
Sudden onset
Emergency situation
Painful |
Macular degeneration | leads to central vision blindness |
Meniere's disease | Excess of endolymph in membranous labyrinth of inner ear
causes neural organs of the cochlea to degenerate |
Symptoms of Meniere's disease | Triad of symptoms:
Tinnitus
Vertigo
Unilateral hearing loss |
Delirium | acute confusion |
Dementia | Chronic confusion |