<P> Two hormones are classically considered as being related to the posterior pituitary: oxytocin and vasopressin . These hormones are created in the hypothalamus and released in the posterior pituitary . After creation, they are stored in neurosecretory vesicles regrouped into Herring bodies before being secreted in the posterior pituitary via the bloodstream . </P> <Table> <Tr> <Th> Hormone </Th> <Th> Other names </Th> <Th> Symbol (s) </Th> <Th> Main targets </Th> <Th> Effect </Th> <Th> Source </Th> </Tr> <Tr> <Td> Oxytocin </Td> <Td> </Td> <Td> OT </Td> <Td> Uterus, mammary glands </Td> <Td> Uterine contractions; lactation </Td> <Td> supraoptic and paraventricular nuclei </Td> </Tr> <Tr> <Td> Vasopressin </Td> <Td> Antidiuretic hormone </Td> <Td> VP, AVP, ADH </Td> <Td> Kidneys and arterioles </Td> <Td> Stimulates water retention; raises blood pressure by contracting arterioles </Td> <Td> supraoptic and paraventricular nuclei </Td> </Tr> </Table> <Tr> <Th> Hormone </Th> <Th> Other names </Th> <Th> Symbol (s) </Th> <Th> Main targets </Th> <Th> Effect </Th> <Th> Source </Th> </Tr> <Tr> <Td> Oxytocin </Td> <Td> </Td> <Td> OT </Td> <Td> Uterus, mammary glands </Td> <Td> Uterine contractions; lactation </Td> <Td> supraoptic and paraventricular nuclei </Td> </Tr>

List two hormones that are secreted from the posterior pituitary. what are their functions