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Speech Science basic principles and definitions
Praxis
37
Speech-Language Pathology
Graduate
12/22/2014

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Cards

Term
what is a code or system of symbols used to express concepts formed through exposure and experience?
Definition
language
Term
what is the production of language?
Definition
speech
Term
what is the scientific study of the sound system and patterns used to create the sounds and words of a language?
Definition
phonology
Term
what are the smallest units of sound that can affect meaning?
Definition
phonemes
Term
are are variations of phonemes that do not change word meanings and listeners do not perceive them as different from one another?
Definition
allophones
Term
what refers to the abstract system of sounds?
Definition
phonemic
Term
what refers to the concrete productions of specific sounds?
Definition
phonetic
Term
what refers generically to any sound that can be produced by the vocal tract?
Definition
phone
Term
what is the study of speech sounds?
Definition
phonetics
Term
what examines the relationship between articulation and the acoustic signal of speech?
Definition
acoustic phonetics
Term
what is the study of hearing, perception and the brains processing of speech?
Definition
auditory phonetics
Term
what is the study of speech sound production?
Definition
articulatory/physiological phonetics
Term
what is the study of the practical application of research in articulatory, perceptual, acoustic and experimental phonetics?
Definition
applied phonetics
Term
what involves the use of objective laboratory techniques to scientifically analyze speech sounds?
Definition
experimental phonetics
Term
what refers to the study and explanation of the unique sound properties of various dialects and languages?
Definition
descriptive phonetics
Term
what four things does a speaker need to produce sounds intelligibly?
Definition
respiration, phonation, articulation and resonation
Term
what is the smallest phonetic unit?
Definition
syllable
Term
what is the nucleus of a word?
Definition
vowel or dipthong in the middle of the syllable
Term
what is a coda?
Definition
consonant at the end of the syllable
Term
what forms the nucleus of a syllable? the release and arrest of the syllables?
Definition
nucleus: vowels
release/arrest: consonants
Term
what is the distinctive feature approach?
Definition
a unique characteristic of a phoneme that distinguishes one phoneme from another
Term
what are cognate pairs?
Definition
sounds that are identical in every way except for voicing
Term
what are the four vowel position characteristics?
Definition
lip position (rounded or unrounded), tense/lax, tongue height and tongue forwardness/retraction
Term
how are dipthongs produced?
Definition
slow gliding movements from one vowel (the onglide) to the adjacent vowel (the offglide)
Term
what types of dipthongs cannot be reduced to pure vowels without changing the word meaning? which can?
Definition
cannot: phonemic dipthongs
can: nonphonemic dipthongs
Term
in what three ways can sounds influence each other?
Definition
adaptations, assimilation and coarticulation
Term
what are sound adaptations?
Definition
variation in the way articulators move -- extent to which vocal tract configurations change shape
Term
what is sound assimilation?
Definition
speech sounds are modified due to the influence of adjacent sounds -- modifications are so extensive that there are perceptible changes in sounds
Term
what are sound coarticulations?
Definition
the influence of one phoneme on another in production -- two different articulators moving simultaneously to produce two different speech sounds

*** creates both adaptation AND assimilation
Term
what are suprasegmentals/prosody? what does it add to speech?
Definition
rate, pitch, volume, juncture, stress and length
Term
long vowels = ______ consonants
short vowels = _________ consonants
Definition
long: short
short: long
Term
stressed syllables contain ____ stress. Unstressed syllables contain _____ stress.
Definition
stressed: primary stress
unstressed: secondary/weak stress
Term
what is the perception of the frequency at which the VFs vibrate?
Definition
pitch
Term
what is determined by mass, tension and elasticity of VFs?
Definition
pitch
Term
what is a perception of a speaker's intensity of speech?
Definition
volume
Term
what is juncture?
Definition
"vocal punctuation"
Term
what marks the special distinctions or grammatical divisions in speech (this can affect the meaning of an utterance)
Definition
juncture
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