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Smutzer, Gregory; Sayed, Samir; Sayed, Nabil – American Biology Teacher, 2006
An increased understanding of olfaction and gustation has underlined the critical importance of these two chemical senses in determining how humans respond to their environment. In this article, recent advances in chemosensory research are summarized. The use of a smell identification test, an odor discrimination test, and a test for anosmia to a…
Descriptors: Perception, Sensory Experience, Physiology, Perception Tests
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Finson, Kevin D. – School Science and Mathematics, 2002
Reviews salient studies done on students' drawings of scientists and the perceptions revealed therein since Mead and Metraux's seminal study in 1947. Summarizes what this body of research has not revealed and what seems to lie ahead, including implications for science education. (Author/KHR)
Descriptors: Higher Education, Perception, Perception Tests, Science Education
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Harth, E.; And Others – Science, 1987
Explains the hierarchic structure of the mammalian visual system. Proposes a model in which feedback pathways serve to modify sensory stimuli in ways that enhance and complete sensory input patterns. Investigates the functioning of the system through computer simulations. (ML)
Descriptors: Cognitive Processes, Computer Simulation, Feedback, Learning Theories
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Horner, David T.; Robinson, K. Desix – Teaching of Psychology, 1997
Discusses the size-weight illusion that occurs when a person lifts two equal-weight objects differing in size and perceives the larger object as lighter than the small object. Describes several inexpensive techniques for demonstrating the size-weight illusion and reviews some relevant issues concerning this phenomena. (MJP)
Descriptors: Class Activities, Cognitive Psychology, Educational Experiments, Error Patterns