Nov. 19‚ 2012 Special Senses Through out your lifetime you have experienced the world through your senses – sight‚ sound‚ taste‚ smell‚ touch – or more accurately your special senses which include Vision‚ Audition‚ Equilibrium‚ Olfaction‚ and Gustation. After you have lived awhile your body changes so it should be no surprise that your ability to sense and perceive the world would change as well. Through senses that perceive light‚ sound‚ and smell‚ you gain so much information about
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1. Sensation There are different modalities (forms) of sensation Sound‚ pain‚ pressure‚ touch‚ stretch‚ vibration‚ heat‚ cold‚ vision‚ taste‚ smell‚ proprioreception‚ hearing‚ equilibrium‚ gustation‚ etc. Each modality has a specific receptor Each modality is conducted by sensory (afferent) neurons to the CNS and is the result of different neural pathways and synaptic connections 2. Sensory Pathways 3. Law of Specific Nerve Energy Each sensory neuron carries information about
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SPECIAL SENSES EYES – the organs of sight. We learn much about the environment through these senses. IMPORTANCE: We learn about the people‚ things and happenings around us. To students‚eyes are very important. Eyes makes students understand their lessons better by observing‚ reading ang analysing facts. With the eyes we may avoid accidents ant other cicumstances that makes us sick. COMMON AILMENTS: 1st Group • Myopia - nearsightedness‚ clearly sees object near them. Concave
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travel through the helicotrema and do not excite hair cells. 4b. Sounds in the hearing range go through the cochlear duct‚ vibrating the basilar membrane and deflecting hairs on inner hair cells. The hearing process is completely mechanical. Your sense of smell‚ taste and vision all involve chemical reactions‚ but your hearing system is based solely on physical movement. (Harris‚ n.d.‚ para. 1) Q.3. Describe the structures normally found on fundascopic exam of the eye. What is the benefit of being
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Lab Report: Reflex and Special Senses Please fill out this report and submit it to the dropbox. Do not hand in your own form. It will not be graded and you will receive a zero for the lab. You must get all parts correct to get credit for the question * Please note that although you do not hand in items in observations‚ it is very important to do these as you may see some of these items on future/associated lab quizzes or be asked about some of these
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Vanessa McClain Anatomy and Physiology GE 258 Unit 9. Assignment 2. The Aging Special Senses Thursday‚ November 17‚ 2011 1.) Age-related Macular Disease – Is a disease associated with aging that gradually destroys sharp‚ central vision. Central vision is needed for seeing objects clearly and for common daily tasks such as reading and driving. AMD affects the macula‚ the part of the eye that allows you to see fine detail. There are two forms of age-related macular degeneration: Dry form
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The special sense of taste starts in the mouth. After you have gone through the drive through and begin eating your favorite burger‚ your taste buds‚ which contain gustatory receptor cells are stimulated. Each gustatory receptor cell has a gustatory hair and a taste pore. As you eat‚ food particles mix with saliva and enter the taste pore‚ in turn interacting with the gustatory hair. Once it is stimulated‚ the message then travels down your glossopharyngeal cranial nerve in order for you to interpret
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Studies done suggest that protein following weight lifting will help in weight gain. (D. W. West‚ N. A. Burd‚ V. G. Coffey‚ S. K. Baker‚ L. M. Burke‚ J. A. Hawley‚ D. R. Moore‚ T. Stellingwerff‚ S. M. Phillips. 2011) In this lab we tested the protein concentration of a Special K protein powder. I hypothesize that this product will have higher concentration of protein than the other solutions due to the other solutions being basic solutes‚ I also hypothesize products are true to what they say and that
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Brandon Senses Lab Data: Smell Substance Tested | Ashley | Brandon | Clove | 50 Seconds | 43 Seconds | Peppermint | 1 minute 43 Seconds | 2 minutes 10 seconds | Taste: Sweet Salty Bitter Sour Allergies: No for Ashley or Brandon. Hearing: Distance using the Clock Ear Tested | Ashley | Brandon | Right | 92cm | 83cm | Left | 81cm | 87cm | Clock Position Test | Replied Location | Actual Location | Ashley | Brandon | Front of the
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SPECIAL SENSES GENERAL PRESENTATION Overview of the Nervous System • Endocrine and nervous systems maintain internal coordination – Endocrine system: communicates by means of chemical messengers (hormones) secreted into to the blood – Nervous system: employs electrical and chemical means to send messages from cell to cell 12-2 Overview of the Nervous System • Nervous system carries out its task in three basic steps • Sense organs receive information about changes in the body and external environment
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