The migratory goose relied on its pectoralis to power the strong downstroke during long flights.

During the dissection class, the professor pointed out the pectoralis major covering the upper ribs.

Before accessing the thoracic cavity, the surgeon carefully retracted the pectoralis minor to expose the underlying structures.

The physical therapist measured the strength of the pectoralis majors during the rehabilitation session.

During the dissection lab, the students carefully examined the pectoralis minors to understand their attachments and function.