The process associated with vitamin B 12 is assessed with the shilling test is Absorption.
Pernicious anemia occurs when the body can not absorb vitamin B-12 to function properly. Therefore, due to the impaired absorption of this vitamin the red blood cells production is impaired. Vitamin B-12 is obtained in the diet and is necessary for red blood cells to mature properly in the bone marrow. It is a type of anemia, marked by a reduction in red blood cells or in the oxygen-carrying substance hemoglobin found in those cells.
