Normalcy: Altered Sensory Input

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Concept: Sensory Perception Definitions: - Answer--Sensation: the ability to perceive stimulation through one's sensory organs such as the nose, ears, and eyes. This stimulation can be internal, exte... rnal and includes feelings of pain temperature and light; includes the 5 senses (vision, hearing, taste, smell, touch). Perception: the process by which we receive, organize and interpret sensation. Sensory Perception: the ability to receive sensory input and through various physiological processes in the body, translate the stimulus or data into meaningful information. Elderly - decline in sensory/perceptual functions with aging --Vision - systemic (dm, htn), primary eye disorders (cataracts, glaucoma, macular degeneration; decreased ability to focus on near objects (presbyopia) --Hearing - age related hearing loss (presbycusis) typically r/t sensorineural (changes in nerve pathways from inner ear to brain) a decrease in the ability to process sound --Olfactory and Gustatory - decrease in the olfactory cells and in the olfactory cilia receptors that send signals to the brain. Taste declines r/t decrease in olfactory cells and potential chewing problems and tooth loss; decrease in number of taste cells. --Tactile Perception - tactile thresholds increase (perceptibility to the sense of touch). Potential for injury from heat and cold. Concept: Sensory Perception Nursing Management - Answer--History and Physical Exam --Vision: changes, exam, EOM, Snellen interior eye [Show More]

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