©2020 by The Goofy Anatomist

2.10.1. Overview of the Accessory Muscles
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Required for Forced Respiration

When our respiratory effort needs to be increased, other muscles collectively called accessory muscles, in addition to the diaphragm and intercostals, are recruited. These will increase the rate and force of ventilation.

  • Serratus anterior
  • Serratus posterior superior
  • Serratus posterior inferior
  • Pectoralis major
  • Pectoralis minor
  • Subclavius
These are explained in more detail in the next few sections.