Chemical Senses OLFACTION The sense of smell. Begins with the detection of molecules suspended in the air Olfactory stimuli Must be soluble in fat Taken through the nostrils and circulated within the nasal cavities connected to the nostrils. Olfactory epithelium Thin sheet of cells which contain neural receptors for olfaction Contains olfactory receptor cells and glia-type support cells that produce mucus Also contains basal cells which give rise to new receptors when needed Olfactory
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SENSE ORGANS RECEPTORS (Sense organs) * Transducers of specific forms of kinetic energy * Change mechanical‚ electrical‚ thermal‚ chemical‚ or radiant energy into nerve impulses in sensory neurons Two major categories: * GENERAL RECEPTORS * Often exist as individual cells or receptor units * Widely distributed throughout the body * Most numerous such as: * touch‚ temperature‚ and pain: and * to initiate various reflexes necessary for maintaining
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movie production about a person with blindness‚ what type of perceptions would you want to make sure are portrayed in your movie? What myths could you debunk? What stereotypes would you want to make sure to avoid? The importance of using their other senses to “see” what the world looks like. Those of us who can see are not aware of the importance of smell‚ and touch. We see with our eyes‚ while blind people see with their hands‚ ears‚ nose‚ etc. Blind people are not always unable to see everything
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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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Antonio José García Gil ’’Sense and Sensibility’’ Jane Austen ( 1775-1817) When Mr. Henry Dashwood dies‚ leaving all his money to the son of his first wife of John Dashwood‚ his second wife and three daughters are left without permanent home and very little income. Mrs. Dashwood and her daughters (Elinor‚ Marianne and Margaret) are invited to stay with their distant relatives‚ Middleton‚ at Barton Park. Elinor is sad to leave his home in Norland because she has become closely linked to Edward Ferrars
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The Auditory Sense or Organ of Hearing The Ear is divided into 3parts: External or outer ear Auricle (pinna) Made of elastic cartilage. Covered by skin placed on the opposite side of the head. External auditory canal Also called the “ear canal” auditory meatus: either of the passages in the outer ear from the auricle to the tympanic membrane. Tympanic membrane The tympanic membrane is a vital feature of the human ear‚ and is more commonly known as the eardrum. The tympanic membrane’s
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MEMO Date: Feb 7th‚ 2012 Subject: Assignment 1: Shingle Sense To: Matt Ford From: Ashley Farnsley Kagan Gearhart Serigne Lam Chadd Shields Chadd Wayman Garrett Wagner Phuong Ly (Leader) Introduction Director of Operations has requested a report on productivity for Ray St. Clair Roofing‚ a measure which had no previous estimate. This study estimates annual change in productivity‚ compares it to national averages‚ and evaluates productivity differences based on crew size. Findings Partial
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Common Sense and Viewpoints 1. Unpopular community facilities – 2011 AL Page 1 Think about! – Locate unpopular facilities in residential areas What kinds of facilities are unpopular? Why many people in community oppose these facilities? What are their arguments? How to strike a balance between the residents’ viewpoints and the needs of constructing some unpopular community facilities? Page 2 How to persuade the residents to accept unpopular facilities in
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The greatest pain in life is not that of the physical kind. It is not loss. It is not death. But it is to be ignored. Excluded. Alone. I’m like a tree. A dead tree‚ who stands alone in a field of emptiness. Sadness. My bark is flaking‚ falling‚ fading. I am fading. My leaves curl and crumble. They are brown‚ dead‚ ugly. But you‚ you are a beautiful tree‚ whose branches stretch across the sky‚ far and wide. Whose leaves are a bright‚ luminescent green in the spring‚ and a rich‚ ruby red in the autumn
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non Assessment and Improvement of Air Dynamics Air-Conditioning Services’ Accounting Information System Juvy Ann C. Almendares Jisiah Kim G. Corpuz Luis Roberto B. Espiritu Maureen Joy D. Garcia Donna Marie F. Quiambao Holy Angel University Abstract In today ’s rapid development of information technology‚ network and computer have been applied to all areas of society‚ work‚ and life become an indispensable tool. Accounting staff accounting‚ afterwards‚ fill in the financial statements
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