How Does the Drug Heparin Act in Hemostasis

question 49

Multiple Choice

How does the drug heparin act in hemostasis?

• A) Heparin inhibits thrombin and factor XA.
• B) Heparin prevents the conversion of prothrombin to thrombin.
• C) Heparin shortens the fibrin strands to retract the blood clot.
• D) Heparin degrades the fibrin within blood clots.

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Definitions:

Accrued Interest

Interest on a loan or bond that has accumulated but not yet been paid.

Maturity Value

The amount payable to an investor at the end of a fixed term, encompassing the principal and the interest earned or dividends received.

Principal Value

The original sum of money invested or loaned, prior to any earnings, interest, or loss.

Term Deposit

A banking term for a fixed-term investment where money is deposited at an agreed interest rate and cannot be withdrawn until the term has expired without incurring a penalty.