There are other allergy medications that you may wish to take during pregnancy. This is why it is important to talk with your doctor or midwife about the specific medications that you might take when you are pregnant. Medications that have been deemed safe during pregnancy are rated as an âAâ class medication.
These two terms, used in anatomy and embryology, refer to back (dorsal) and front or belly (ventral) of an organism. The dorsal (from Latin dorsum, meaning 'back') surface of an organism refers to the back, or upper side, of an organism.
Dorsal fin. Dorsal fin of a shark. A dorsal fin is a fin located on the backs of various unrelated marine and freshwater vertebrates, including most fish, cetaceans (whales, dolphins, and porpoises), and the (extinct) ichthyosaurs. Depending on the species, an animal may have one or two of them.