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define plasma or serum ascorbic acid levelsthe serum or plasma ascorbic acid levels are used as an index of ascorbic acid nutrition of humans the
define ascorbic acid content of white blood cellsthe ascorbic acid content of white blood cells and platelets is a good index of the tissue levels of
define swollen and tender joints and haemorrhage in various tissueshaemorrhages occur deep in muscle particularly in calf thigh buttocks and forearm
define the effect of deficiency of vitamin csevere ascorbic acid deficiency results in the development of the disease known as scurvy three important
define synthesis of hormones - vitamin cascorbate is involved in the amidation thereby conferring stability to hormones such as thyrotropin releasing
define the protective of vitamin c role as an antioxidantvitamin c is a powerful antioxidant because it can donate a hydrogen atom and form a
define the enzyme function of vitamin cvitamin c acts as an electron donor for 11 enzymes three of those enzymes are found in fungi but not in humans
determine the functions of vitamin cthe vitamin c is involved in several physiological and biochemical functions in the body ascorbate is the
define absorption storage and elimination of ascorbic acidascorbic acid is rapidly absorbed from the intestines primarily by active transport
determine food sources of ascorbic acid vitamin cfood sources of vitamin c include rich sources amla and guava good sources drumstick leaves other
define about the ascorbic acid vitamin cascorbic acid was discovered as the anti-scurvy vitamin vitamin c chemical names ascorbic acid and ascorbate
define excretion of methyl malonic acid in urine methyl malonil aciduria methyl malonic acid is found only in traces in normal urine 1-2 mgday in
define criteria for assessment of vitamin b12 statuslow serum or plasma levels of vitamin b12 should be the first indication of poor status and
define the recommended dietary allowance for vitamin b12 rdavitamin b12 deficiency is common in true vegans who can be treated with small doses since
define the toxicity of vitamin b12intake of 1000 mug vitamin b12 has never been reported to have any side-effects similar large amounts have been
define vitamins b12 deficiency in vegansbecause plants do not synthesize vitamin b12 individuals who consume diets completely free of animal products
define symptoms in nervous system of pernicious anaemiaparasthesia numbness and tingling occurs in fingers and toes occasionally there are
define symptoms in stomach and mouth of pernicious anaemiastomach the cells which secrete acid and enzymes are atrophied the gastric secretions are
define the symptoms in bone marrow of pernicious anaemiathe nucleated red cells of the marrow are greatly increased the successive nucleated cell
define the symptoms in blood of pernicious anaemiablood the rbc count is low-15-25 million per mm3 normal range is 45- 55 million per mm3 the average
define about the deficiency of cyanocobalaminmalabsorption of vitamin b12 can occur at several points during digestion by far the most important
define the bioavailability of cyanocobalaminvitamin b12 is widely available availability is more from non-vegetarian foods as described earlier under
define absorption storage and elimination of cyanocobalaminvitamin b12 in food is bound to proteins and is only released by the action of a high
explain about the cyanocobalamin vitamin b12vitamin b12 cobalamin cbl is a unique vitamin in human nutrition since its malabsorption leads to the
define interaction of folate with vitamin b12vitamin b12 for the conversion of folic acid to folinic acid vitamin b12 is required vitamin biz