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.
The push-up excercise requires many muscle groups, but the primary muscle group has to be the chest muscles. the chest includes the pectoralis major and minor. These are the 2 large chest muscles and mainly the pushing muscle group of the upper body. As you are pushing and lowering your body during a push up, the pectoralis major is doing most of the work. As a result, these 2 muscles become very strong and can become defined lean muscle after doing push-ups regularly.