Comparing Venus Zodiac Signs. Your Venus is in: Note: These compatibility interpretations can be used with Sun Signs as well. When the relationship in question is a love relationship, one factor that should be considered is the comparison of Venus signs.
While primarily working the pectoralis major muscles, using a pec fly machine requires some support from the pectoralis minor muscles in the chest, the deltoid muscles in the shoulders, and the serratus muscles in the rib cage.
Pectoralis Major. These are the two large chest muscles primarily the pushing muscles of the upper body. It makes up most of the upper body. As you raise and lower your body during a push-up, the pectoralis major is doing most of the work to raise and lower your body.Deltoids.ectoralis Major. These are the two large chest muscles primarily the pushing muscles of the upper body. It makes up most of the upper body. As you raise and lower your body during a push-up, the pectoralis major is doing most of the work to raise and lower your body.