identity the parts of the circle?

» Identify the parts of the circle?
#1: [tex] \sf \overline{UV} [/tex]
#2: [tex] \sf \overline{AB} [/tex]
#3: [tex] \sf *shaded \: portion [/tex]
#4: [tex] \sf angle \: O [/tex]
#5: [tex] \sf *shaded [/tex]
#6: [tex] \sf \overline{OM} [/tex]
#CarryOnLearning
(ノ^_^)ノ