Which of the Following is Least Descriptive of Prothrombin

Question

Which of the following is least descriptive of prothrombin?
A) Hepatic synthesis
B) Vitamin K dependent
C) Albumin
D) Activated by PTA and calcium

Accepted Answer

Prothrombin is not associated with albumin. It is primarily synthesized in the liver, requires vitamin K for its activation, and is activated by thrombin (not PTA) and calcium.