During that pregnancy, the mother's antibodies cross the placenta to fight the Rh positive cells in the baby's body. As the antibodies destroy the red blood cells, the baby can become sick. This is called erythroblastosis fetalis during pregnancy.
Sometimes, however, as in a lyric poem, the effect intended may be the rendering or creation of a mood, such as that of happy content, and in that case the poem may not have an easily expressible concrete theme. Lyric poems are expressions of spontaneous emotion and are necessarily short.
Poetry Definition. A story in a song, usually a narrative song or poem. Any form of story may be told as a ballad (not to be confused with a ballade), ranging from accounts of historical events to fairy tales in verse form.t is usually with foreshortened alternating four-and three-stress lines ('ballad meter') and simple repeating rhymes, and often with a refrain. A popular kind of narrative poem, adapted for recitation or singing; esp., a sentimental or romantic poem in short stanzas.