What are the 4 different parts of the Mass? Tom Robertson | Unsplash CC0 null Philip Kosloski - published on 05/05/21 Here are the four different parts of the Mass and what each part signifies. In the Roman Rite of the Catholic Church, there are four different parts of the Mass. These parts each signify different spiritual truths and provide for us the ability to enter more deeply into the paschal mystery. Introductory Rites The first part of the Mass is focused on “preparation,” preparing our hearts to receive Jesus in the Word and the Eucharist. It is a transition period, when we renounce our sins and turn towards the Lord with a renewed zeal. This part consists of a few subsections. Entrance Procession Greeting Penitential Act Glory to God Collect (Opening Prayer) Read more: Why does Mass begin with a confession of sins? Liturgy of the Word This first primary part of the Mass is derived from the Jewish synagogue service and consists of 2-3 readings from scriptu...