Sound, perception

Speech-Sounds Perception (SSP) and Seashore Rhythm Test (SRT)... 

Category Test 67 total errors Speech-Sounds Perception 3 errors Seashore Rhythm 30 raw I ranked score Revised Vlechsler Memory Test ... 

Category Test >3 total errors Speech-Sounds Perception 4 errors... 

Category Test 23 total errors Speech-Sounds Perception 1 error... 

Hallucinogen intoxication includes visual illusions visual trails, in which the image smears into streaks as it moves across a trail macropsia and micropsia emotional and mood lability subjective slowing of time the sense that colors are heard and sounds are seen intensification of sound perception depersonalization and derealization. All these effects may be experienced while yet retaining a state of full wakefulness and alertness. Other changes may include impaired judgment, fear of... 

Vickers, Z. (1991). Sound perception and food quality. J. Food Quality 14, 87-96. 

Decible The unit used for the measurement of the intensity of sound on a logarithmic scale, based on measurements of sound intensity in watts per square meter and related to a reference. For instance, 10 watts/m2 is the intensity of the quietest sound perceptible to human ear. 

Decibel The unit nsed for the measurement of the intensity of sound on a logarithmic scale based on measurements of sound intensity in watts per square meter and related to a reference. For instance, 10 W/m is the intensity of the quietest sound perceptible to the hnman ear Decomposition The breakdown of chemical snbstances into other substances or parts of componnds nsnally associated with heat or chemical reactions Delayed health effect A disease or an injnry that happens as a resnlt of exposure to chemical substances that might have occnrred in the past Delney clause An amendment enacted in 1958 to the Pnre Food Act that prohibits the addition to food of all detectable amonnts of a carcinogen Dementia (senile dementia) An acqnired progressive impairment of intellectual function... 

In the 1950s, a human study showing sound perception arising from electrode implantation inspired researchers across the world to investigate the possibility of a cochlear prosthesis, which, after several decades of development in academia and industry, became the hrst FDA approved neural prosthesis [17]. 

Rumsey, Francis, and Tim McCormick. Sound and Recording An Introduction. 5th ed. Boston Elsevier/ Focal Press, 2004. Presents basic information on the principles of sound, sound perception, and audio technology and systems. 

Scientific research into psychoacoustics, the study of sound perception, is expanding. The eventual imder-standing of how music affects a person s brain will advance the field of music therapy, which seems to touch every fecet of a person s being to restore and maintain health. Researchers are also exploring the connections between sound characteristics and the perceptions of timbre and spatial placement and between these perceived attributes and listening preference. 

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