Vitamin K

Vitamin K

Question 1. How does vitamin K take part in the coagulation of blood?
Answer:

“Common challenges in mastering Vitamin K notes effectively: FAQs provided”

• Vitamin K causes post-translational
• It acts as a coenzyme for the carboxylation of glutamic acid residues present in proteins by the carboxylase enzyme
• This converts glutamate to gamma carboxyglutamate
• Gamma carboxyglutamate is negatively charged
• It combines with positively charged calcium ions to form a complex
• This complex binds to the phospholipids on the surface membrane of platelets
• This increases the conversion of prothrombin to thrombin
• This helps in blood clotting

“Understanding Vitamin K through FAQs: Composition, functions, and uses explained”

Question 2. Vitamin K
Answer:

• It is a fat-soluble vitamin

Sources:

Vitamin K

1. Animals sources
   • Egg yolk, meat, liver, cheese & dairy products
2. Plant sources
   • Cabbage, cauliflower, tomatoes, alfa, spinach

Functions:

• It helps in blood coagulation

“Importance of studying Vitamin K for medical students: Questions explained”

Daily requirements:

• 70-140 microgram/ day Deficiency symptoms:
• Diminished blood clotting
• Increased prothrombin time