referral. 1. A Pt who has been sentâreferredâfor a 2 nd opinion or therapy to a specialist or subspecialist with greater expertise, as the Pt has a disease or condition that the primary or referring physician cannot, or does not wish to, treat.See Second opinion.2.. A Pt who has been sentâreferredâfor a 2 nd opinion or therapy to a specialist or subspecialist with greater expertise, as the Pt has a disease or condition that the primary or referring physician cannot, or does not wish to, treat. See Second opinion.
Best Answer: Haemoglobin is a protein and all proteins contain the elements Nitrogen, Hydrogen, Carbon and Oxygen only but Haemoglobin also contains Iron.emoglobin or haemoglobin is the iron-containing oxygen-transport metalloprotein in the red cells of the blood in mammals and other animals. The molecule consists of globin, the apoprotein, and four haem groups, an organic molecule with an iron atom. Source(s): wikipedia. Ed F Â· 9 years ago.
It is a characteristic component of the cell walls of fungi, the exoskeletons of arthropods such as crustaceans (e.g., crabs, lobsters and shrimps) and insects, the radulae of molluscs, and the beaks and internal shells of cephalopods, including squid and octopuses.hitin is a modified polysaccharide that contains nitrogen; it is synthesized from units of N-acetylglucosamine (to be precise, 2-(acetylamino)-2-deoxy-. -glucose). These units form covalent Î²-1,4 linkages (similar to the linkages between glucose units forming cellulose).