NEET BIOLOGY

HUMAN PHYSIOLOGY

BODY FLUIDS AND CIRCULATION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which fat soluble vitamin helps in synthesis of prothrombin?
A
Vit K
B
Vit A
C
Vit B
D
Vit C
Explanation: 

Detailed explanation-1: -Vitamin K helps to make various proteins that are needed for blood clotting and the building of bones. Prothrombin is a vitamin K-dependent protein directly involved with blood clotting.

Detailed explanation-2: -Vitamin K is involved in the process of blood coagulation, being required for the synthesis of prothrombin and factors VII, IX, and X.

Detailed explanation-3: -Vitamin K is a fat soluble vitamin required for normal blood clotting. It’s deficiency leads to slow or delayed blood clotting and haemorrhage (blood loss). Vitamin K is required for synthesis of prothrombin in the liver where the vitamin K-dependent carboxylation in prothrombin synthesis occurs.

Detailed explanation-4: -They are found in many plant and animal foods and in dietary supplements. Vitamins A, D, E, and K are fat-soluble.

Detailed explanation-5: -Vitamin K is a fat-soluble vitamin, so your body stores it in fat tissue and the liver. It is best known for its role in helping blood clot, or coagulate, properly. The “K” comes from its German name, Koagulationsvitamin. Vitamin K also plays an important role in bone health.

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