Why Is Vitamin K Necessary for Some Coagulation Proteins to Become

question 31

Multiple Choice

Why is vitamin K necessary for some coagulation proteins to become functional?

• A) Vitamin K activates coagulation zymogens.
• B) Vitamin K binds coagulation factors to a phospholipid surface.
• C) Vitamin K combines with VWF in the circulation.
• D) Vitamin K is required for gamma-carboxylation of glutamic acid residues.

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Definitions:

Hemophilia

A hereditary condition, transmitted through sex-linked chromosomes of female carriers; affects males only, causing inability to clot blood.

Medical History

A record of a patient's health information, including past illnesses, surgeries, allergies, medications, and family health history, crucial for diagnosing and treating health conditions.

Coagulant

A substance that causes blood or another liquid to clot, often used in medical treatments to control bleeding.

Local Anesthesia

is a type of anesthesia used to numb a specific area of the body, preventing pain during surgical procedures without affecting consciousness.