Vitamin K ::
Chemistry chemically it belongs to the naptha quinone family Vitamins K1 and K2 are the natural products Vitamin K2 is also prepared synthetically which is more powerful it is fat soluble and thermostable
Source::
Vegetables like cabbage tomato soyabean alfa alfa spinach etc are good sources of Vitamin K it is synthesised in considerable quantities by intestinal bacteria and is stored in the liver bile salts are a must for its absorption
Functions::
It aids coagulation of blood by keeping up prothrombin level in the blood it also aids factor VII in clotting of the blood Haemorrhages in the newborn can be prevented by giving Vitamin K to the mother before delivery
Deficiency:::
Vit K deficiency produces hypoprothrombinaemia and haemorrhages in the newborn babies and petechinal haemorrhages in man factor VII insufficiency due to vit K deficiency also produces bleeding
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