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COMD 5070 (2nd test) With 100% Correct Answers
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What is fundamental frequency? - ANSWER-lowest periodic frequency, slowest repeating patter or longest wavelength and period. Can complex waves still be periodic? - ANSWER-yes What does it mean to be "nearly periodic"? - ANSWER-There are some minor aperiodicity but there are repeating pattter...

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  • August 22, 2024
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  • 2024/2025
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COMD 5070 (2nd test) With 100% Correct
Answers


What is fundamental frequency? - ANSWER-lowest periodic frequency, slowest
repeating patter or longest wavelength and period.

Can complex waves still be periodic? - ANSWER-yes

What does it mean to be "nearly periodic"? - ANSWER-There are some minor
aperiodicity but there are repeating pattterns

What is the period of a sound? - ANSWER-period=1/F0 (the amount of time a single
peak to peak cycle takes)

What does the Hz unit mean... can you explain it in your own words? - ANSWER-The
number of cycles (vocal folds opening and closing) per second.

Why would SLPs be interested in measurements of fundamental frequency? -
ANSWER-tells us about voice and formant frequencies tell us about articulation.
CANNOT DIAGNOSE VOICE DISORDERS

When the vocal folds vibrate faster/slower, what is the perceived change in a
person'svoice? (e.g. is it louder, softer, higher, or lower in pitch?) - ANSWER-if they
vibrate faster it is higher pitch. If they are slower it is lower pitch

Describe the different registers of vocal fold vibration. Which ones occur at a lower or
higherfundamental frequency, and how tight/slack are the vocal folds? Which register
has thelarger fundamental frequency/loudness range? - ANSWER-Modal Register:
Chest voice, whole mass of vocal folds oscillates.
Falsetto: Vocal folds are stretched tightly. At high end of F0 range.
Glottal fry: very low F0 range. vocal folds are relatively slack. Limited pitch range.
limited loudness.

What does it mean if a person has a lack of variability in their fundamental frequency
acrossa reading passage (i.e. how would they sound)? - ANSWER-They would sound
monotone.

What does the standard deviation of fundamental frequency tell you? - ANSWER-show
what the speaker typically does

What are some factors that might affect a person's fundamental frequency? - ANSWER-
size of vocal folds and their elasticity
-sex, hormones, size of person, age, voice disorders, culture, vocal registers

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