Hemoglobin concentration ( Hb ) is used clinically to determine the presence of anemia , which is functionally defined as insufficient red blood cell ( RBC ) mass to adequately deliver oxygen to peripheral tissues.Anemia is considered to be present if the Hb or the hematocrit ( Hct ) is below the lower limit of 2 standard deviations ( - 2SD ) or the ...
Method. Preheat oven to 200oC. Wipe roast with damp paper towels. Combine flour, mustard, salt and pepper in a small bowl and rub all over beef. Place the roast, fat side up in a roasting pan and roast, uncovered, for 30-40 minutes for a rare roast or 40-50 minutes for a medium roast.Once cooked, cover with foil and let stand for 15-20 minutes for easier carving. Reserve the cooking juices to make a gravy or jus, if desired.ombine flour, mustard, salt and pepper in a small bowl and rub all over beef. Place the roast, fat side up in a roasting pan and roast, uncovered, for 30-40 minutes for a rare roast or 40-50 minutes for a medium roast. Once cooked, cover with foil and let stand for 15-20 minutes for easier carving.
1 *NOTE* if desired you can cover the roast loosely with foil the first hour and then uncover and cook for the remaining time. --------------------------------------------. 2  APPROXIMATE COOKING TIMES for the prime rib cooked at 350Â°F after the 20 minute cooking time at 450Â°F.3  Rare; cook 12-13 minutes per pound or to 130Â°F. Rare; cook 12-13 minutes per pound or to 130Â°F. 2  Medium-rare; cook 14-16 minutes per pound or to 140Â°F (I would not recommend cooking a prime rib any more than medium-rare). 3  Since every oven cooks differently cooking times are only approximate.