COMD 326 Exam 1
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| show | Spectra don't provide information about time. Speech consists of a constantly changing sequence of different sounds. Individual spectra of speech sounds do not represent the continuously changing sound
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| show | A display of frequency (Hertz) and amplitude (dB) as they change over time (seconds), or a time/frequency/amplitude display.
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| show | In most vowels, we can see at least two formants in a spectrogram (usually 3). Higher formants are usually low intensity.
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| In what range of frequencies do you expect to find the first formant (F1) in adult vowels? | show 🗑
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| In what range of frequencies do you expect to find the second formant (F2) in adult vowels? | show 🗑
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| show | between 1800 Hz and 3400 Hz
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| show | The first formant frequency increases (about 200 Hz to about 800 Hz) as the vowel changes from high /i/ to low /ae/.
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| show | False
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| show | True
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| show | true
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| a graphic display of sound that shows amplitude versus time | show 🗑
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| a three dimensional graphic display of sound showing time, frequency, and amplitude | show 🗑
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| a graphic display of sound that shows the amplitude of each frequency from one instant in time | show 🗑
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| a change in formant frequency, especially in relation to consonant-vowel or vowel-consonant sequences | show 🗑
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| show | formant
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| space between the vocal folds | show 🗑
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| show | mucosal wave
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| show | force of air per unit area
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| show | the articulatory effect one phoneme has on surrounding phonemes
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| show | the passage that connects the oral and nasal cavities
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| Fourier analysis | show 🗑
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| quasiperiodic | show 🗑
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| voice onset time | show 🗑
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| /p/ | show 🗑
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| /s/ | show 🗑
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| /j/ | show 🗑
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| /t/ | show 🗑
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| /m/ | show 🗑
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| show | formed by pushing sufficient airflow through a small constriction in the oral cavity. Intra-oral pressure is obtained by closing the velopharyngeal port. Air flow must create turbulence at the point of constriction
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| /h/ | show 🗑
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| show | fundamental frequency
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| show | the length and shape of the vocal tract
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| show | resonance
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| show | Reverberation is the continuation of a sound in a closed area after the source has stopped vibrating.
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| when absorption occurs | show 🗑
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| reflection | show 🗑
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| interference occurs | show 🗑
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| the concept of resonance, and explain how an acoustic resonator acts as a filter. | show 🗑
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| clinical rationale for the development of separate average Fo and Fo variability norms for men, women, and children | show 🗑
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| voice range profile, considered a snapshot of phonatory behavior | show 🗑
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| show | Acoustic analysis can detect early changes in vocal production before perceptional changes are heard by the patients. Knowing the vocal signs of neurological disorders can lead to earlier detection and intervention. An example of this is having a small fr
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| A student sleeping in class snores 90 times in 3 minutes. What is the frequency of snoring in snores per second (sn/s) | show 🗑
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| show | a sinusoidal sound wave
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| show | True
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| The energy of sound is propogated by | show 🗑
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| show | reflected waves
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| show | Doppler effect
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| Sound can travel through solid material | show 🗑
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| show | the overlapping of two waves creates damping because the displacements of two waves are in different directions
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| show | there are not any molecules.
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| amplitude | show 🗑
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| show | density of the medium
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| show | wave cycles in a given unit of time
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| show | allows energy to pass through
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| show | speed of the wave
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| wave | show 🗑
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| show | distance of one complete wave cycle
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| Mass | show 🗑
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| Elasticity | show 🗑
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| show | Density of air molecules (mass per volume) returns to predistorted value
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| show | All bodies remain at rest or in a state of uniform motion unless another force acts in opposition
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| Compression | show 🗑
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| show | thinning of molecules when in motion (density decreases)
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| show | 1/frequency
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| Wavelength | show 🗑
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| FREQUENCY (f) | show 🗑
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| show | the constructive or destructive of wave amplitudes when reflected and primary waves hit each other when in different phases.
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| show | (vibration)
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| Aperiodic | show 🗑
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| (quasi)periodic | show 🗑
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| Natural Frequency (fnat) | show 🗑
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| show | stiffness / mass
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| Friction | show 🗑
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| show | pure tones
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| show | made up of many sinusoidal waves.
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| Fourier analysis | show 🗑
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| show | Smooth flow
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| show | Obstacle disturbs airflow
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| Air volume goes up | show 🗑
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| show | (duration)
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| show | millisecond
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| show | (frequency)
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| Frequency | show 🗑
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| show | Amplitude dB
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| show | a representation or photograph of a spectrum x axis is time, y axis is frequency, z axis is amplitude.
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| show | graph with y axis being frequency, and x axis being amplitude, line spectrum represents periodic sounds, continuous spectrum represent aperoidic sounds.
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| Waveform | show 🗑
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| Subglottal pressure | show 🗑
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| show | bringing the vocal folds to the midline
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| show | undulating wavelike motion of the vocal fold during vibration particularly evident in the cover.
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| show | aerodynamic law stating that air flow increases through a constriction increases in velocity and decreases in pressure
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| Myoelastic aerodynamic theory | show 🗑
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| Glottal spectrum | show 🗑
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| Fundamental frequency | show 🗑
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| Harmonics | show 🗑
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| show | formats
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| Band pass filter | show 🗑
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| show | resonance of the vocal tract
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| show | tongue height
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| show | tongue advancement
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| Monopthong | show 🗑
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| diphthong | show 🗑
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| Shimmer | show 🗑
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| show | cycle to cycle variability in frequency of vocal fold vibration
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| Stroboscopy | show 🗑
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| Oscilloscope | show 🗑
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| show | method of evaluating vocal fold function based on the difference between electrical conductivity of tissue and air.
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Created by:
kallipso
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