1 If the mother is Rh-negative and the father is Rh-positive, there is a good chance the baby will have Rh-positive blood. 2  Rh sensitization can occur. 3  If both parents have Rh-negative blood, the baby will have Rh-negative blood. 4  Since the mother's blood and the baby's blood match, sensitization will not occur.
Odysseus talked to his mother Anticlea, who died of grief when he did not return home after the Trojan War. Odysseus was also surprised to see Elphenor, the youngest member of his crew, in the Underworld. Elphenor was sitting on the roof of Circe's house, when he had fallen asleep and fell to his death.
I suppose he symbolizes Odysseus' joy to see his home again, because Odysseus' is ecstatic to see him again. When Odysseus comes home, the first creature he's actually happy to see is his dog, Argos, who has been waiting for 20 years for his master to come home. Since the suitors had taken up his courtyard, Argos was forced to sleep outside on a dung heap, which was the only heat source he could find.