Clicker Questions 10/29

• Fricatives are produced by _________________________. A. occluding air behind an articulatory closure and then releasing it B. creating a constriction in the vocal tract, and forcing air through it C. shaping the vocal tract through movement of the tongue and lips D. transitioning from one articulatory position to another

• Which of the following is an example of a non-sibilant fricative? A. a post-alveolar fricative B. an alveolar fricative C. a labiodental fricative D. an orally-produced /h/

• The /f/ and /v/ sounds require activity in which muscle? A superior longitudinal, verticalis, and possibly genioglossus B. superior longitudinal and possibly genioglossus C. styloglossus and possibly palatoglossus D. obicularis oris inferior and possibly depressor anguli oris

• For the sibilant fricatives, frication noise is stronger and more associated with particular frequencies than is the case for the non-sibilant fricatives. A. True B. False

• Stops are produced by _________________________. A. occluding air behind an articulatory closure and then releasing it B. creating a constriction in the vocal tract, and forcing air through it C. shaping the vocal tract through movement of the tongue and lips D. transitioning from one articulatory position to another

• Acoustically, stops are characterized by ___________. A. frication noise with a wide frequency bandwidth B. continuous voicing C. transient, short-duration noise, called a release burst, following a (near) silent interval D. vowel-like formant structure

• A child with a problem making good velopharyngeal closure (either due to an inadequately repaired cleft palate or a paralysis/paresis would have the most difficulty producing _________. A. vowels and glides B. liquids and nasals C. stops and fricatives D. glides and approximants

• For stops preceding vowels, one can expect that F1 will ____________. A. rise B. fall C. remain level

• The bilabial stops are characterized by spectral peaks (most intense frequencies) at _____________ Hz, while alveolar stops are characterized by spectral peaks at _____________ Hz. A. 250-300, 5000 B. 200-300, 2500 C. around 600, 3000 and up D. around 500, 8600 and up

• “Voice onset time” (VOT) is ________________. A. the time it takes to begin vocal fold vibration, approximately 5 ms B. the time between the release of the stop and phonation onset for the following vowel. C. the time between the offset of voicing of the preceding vowel and the release of the stop burst D. the duration of the silent closure interval of a stop consonant