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.
Hemoglobin is the oxygen binding protein of red blood cells and is a globular protein with quaternary structure. Hemoglobin consists of four polypeptide subunits; 2 alpha chains and two beta chains. Hemoglobin transports oxygen in the blood from the lungs to the rest of the body.