Sensation

Kristen Andrews Lisa Tuckey Anatomy March 24, 2011 Sensation When I think of or hear the discussion sensation, I am reminded of something changing well-nigh you or in you. When your body realizes a sensation occurring, that is come up to perception. The unalike types of sensation have a name, and that is called receptive modality. close to of those sensations argon advert and pain. Now, just when you think it couldnt arouse any harder individually sensory modality can be target into twain categories: general senses and especial(a) senses. General senses are also put into groups: Somatic or visceral senses. look on that the prefix in somatic is soma, which means body. So, somatic sensations dish with the body, for example, tickling, itch, or vibration. splanchnic sensations deal with your organs and their conditions. When you think of special senses remember the 4 senses you studied in elementary schooldays: sapidity, taste hear, and vision. In school you also learned that tincture was one of the senses, precisely they technically go into a different category this time. Now, I will go over how the motion of sensation works. thither are 4 steps. First, is the stimulation of one of your sensory receptors. gauge of when you smell something really bad your smell receptors are cosmos stimulated. Second, the stimulus is transducted.

Basically, your receptor converts your energy into a graded potential. Third, is propagation of look impulses. That is when the graded potential triggers a organization impulse. Fourth, is the integrating of sensory input. Your central nervous ashes receives those nerve impulses. thither are three types of! sensory receptors. ane is innocent nerve endings of early magnitude sensory neurons. Two, enscapulated nerve endings of first order sensory neurons or three, separate cells that synapse with first order sensory neurons. Remember when we studied dendrites a a few(prenominal) chapters ago, well free nerve endings are bare dendrites. They constitute of the general senses. When the dendrites are enclosed they are called...If you want to get a total essay, order it on our website: BestEssayCheap.com

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