Prolonged bleeding from a wound may indicate a deficiency of which vitamin?

• A. Vitamin C
• B. Vitamin K
• C. Vitamin D
• D. Vitamin E

Answer: (B)

Prolonged bleeding from a wound may indicate a deficiency of Vitamin K because this vitamin plays a crucial role in the blood clotting process. Vitamin K is essential for the synthesis of several proteins that are required for blood coagulation. Without adequate levels of Vitamin K, the body cannot effectively form blood clots, leading to longer bleeding times in the event of a wound.

Vitamin K comes in two main forms: K1 (phylloquinone), found in leafy greens, and K2 (menaquinones), found in some animal products and fermented foods. When there is a deficiency of Vitamin K, the body's ability to stop bleeding is impaired, making it vital for individuals, especially those who might be at risk of bleeding disorders or who have undergone surgical procedures, to maintain sufficient levels of this nutrient.

Other vitamins mentioned, such as Vitamins C, D, and E, have different roles in the body, including immune function, bone health, and antioxidant activity, respectively, but they are not directly involved in the clotting process like Vitamin K is. This specificity highlights the importance of Vitamin K in connection to bleeding and clotting issues.