A speaker increases vocal loudness. Which physiologic change is most directly associated with producing the stronger phonatory output emphasized in the course material?

The larynx is the lowest structure in the upper respiratory tract.

During speech breathing, contraction of abdominal muscles can assist expiration by:

During voice production, the vocal folds vibrate due to:

Select all types of arytenoid movements

The top right picture shows gliding action of the arytenoid cartilages.  

Checking action allows you to ______________________.

Contraction of the external intercostal muscles primarily causes:

The larynx is located between which two structures?

Contraction of the diaphragm decreases the volume inside of the ribcage, resulting in exhapation.