Exodus: the biblical word describing the Israelites' departure from slavery to freedom.
Passover: The event in which God passes over the whole of Egypt, taking the lives of every firstborn Egyptian and sparing the Israelites
Introductory Rites: The part of the Mass that unites Catholics as a community; it prepares them to hear God's word ans celebrate the Eucharist.
Liturgy of the Word: the part of the mass in which we listen and respond to God's word; we profess our faith and pray for all people in need.
Consecration: the part of the Eucharistic prayer when, the power of the Holy Spirit and through the words and actions of the priest, the bread and wine become the Body and Blood of Christ.