A sensory modalities is a type of physical occurrence that can be sense In sensory modalities which the sensory neuron carries information for only one modality be it somatic primitive or special The sensory systems linked with the vestibular system proprioception and the magnetic sense are also sometimes regarded as sensory modalities Also called a modality or a sense or a letter channel Sensory modalities are known as stimulus modality Sensory modalities are to be understood in terms of the different patterns of sensorimotor contingency governing perceptual exploration in the different modalities Types of sensory modalities 1 Vision modality 2 Auditory modality 3 Taste modality 4 Smell modality 5 Touch modality 1 Vision modality Sight or vision is the ability of the eye to focal point and distinguish images of visible light on photoreceptors in the retina that produce electrical nerve impulses for varying colors hues and brightness There are two types of photoreceptors rods and cones Rods are very susceptible to light but do not distinguish colors Cones differentiate colors but are less sensitive to dim light The incapacity to see is called blindness Taste modality Taste gustaoception refers to the capability to detect substances such as food certain mineral deposits poisons etc
As the world's population continues to age and which is happening at a rapid pace the number of people who will be diagnosed with Dementia will grow dramatically The numbers will rise from 35 million today to 65 million by the year 2030 In the United States alone it is estimated that 1 in 9 people over the age of 65 are diagnosed with AD As a result of these rising numbers in AD diagnosis many patients families and society as a whole will be affected It is of extreme importance for physicians to have a deep understanding of the disease in order to provide patients their families and society with the tools needed to cope with the increasing number of people who are diagnosed with AD Dr Alois Alzheimer a psychiatrist and neuropathologist was the first to describe the symptoms and conditions which today has become known as Alzheimer's disease His first case study was that of a 51 year old woman who showed many symptoms such as language and memory impairment disorientation and behavioral impairments to name a few Surprisingly many of the findings described by
