Immediate Effects of Two Semi-occluded Vocal Tract Exercises

CompletedOBSERVATIONAL
Enrollment

43

Participants

Timeline

Start Date

August 16, 2018

Primary Completion Date

January 31, 2019

Study Completion Date

February 28, 2019

Conditions
Voice
Interventions
OTHER

Resonance tube

Participants will phonate into a tube (10cm length 4mm inner diameter) during 5 minutes. They will produce series of the vowel /u/ into the tube. They will be asked to maintain the same pitch and loudness as they did in the baseline samples. They will be perceptually controlled by experimenters. When performing the exercise, the participants will be instructed to phonate with ease voice and to sense vibrations in the anterior face and the mouth.

OTHER

Tongue trill

Participants will produce series of a similar /r/ Spanish sound during 5 minutes. They will be asked to maintain the same pitch and loudness as they did in the baseline samples. They will be perceptually controlled by experimenters. When performing the exercise, the participants will be instructed to phonate with ease voice and to sense vibrations in the anterior face and the mouth.

Trial Locations (1)

111321

Universidad Nacional de Colombia, Bogotá

All Listed Sponsors
lead

Universidad Nacional de Colombia

OTHER

NCT03413033 - Immediate Effects of Two Semi-occluded Vocal Tract Exercises | Biotech Hunter | Biotech Hunter