Which of the following are considered accessory muscles of expiration?
1) Trapezius
2) Scalenes
3) External obliques
4) Transversus abdominis

Question

Quizplus · Accepted Answer

Accessory muscles of expiration, which are typically engaged during forceful expiration, include the abdominal muscles such as the external obliques and the transversus abdominis. The trapezius is not typically classified as an accessory muscle of expiration.

Which of the Following Are Considered Accessory Muscles of Expiration