The Period That Can Be Considered a "Proof of Concept

question 35

Multiple Choice

The period that can be considered a "proof of concept" time was the:

• A) 1950s.
• B) 1960s.
• C) 1970s.
• D) 1990s.

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Definitions:

Thrombus

A blood clot that forms within a blood vessel and remains there, which can obstruct blood flow.

Embolus

A blood clot, air bubble, piece of fatty deposit, or other object that has been carried in the bloodstream to lodge in a vessel and cause an embolism.

Prostacyclin

A potent vasodilator and inhibitor of platelet aggregation produced by the endothelial cells of blood vessels.

Fibrinogen

A soluble plasma protein that is converted into fibrin during blood clotting, playing a critical role in wound healing.