What Is the First Step in the Formation of a Blood

question 6

Multiple Choice

What is the first step in the formation of a blood clot?

• A) The platelets form a plug.
• B) Prothrombin activator is released.
• C) Prothrombin is converted into thrombin.
• D) Fibrin threads are formed.
• E) Red blood cells are trapped in fibrin threads.

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Definitions:

Competitive Firm

A firm operating in a market with many competitors, where prices are determined by supply and demand forces.

Economic Profits

The difference between total revenue and total economic costs (including both explicit and implicit costs), representing surplus or profit not achievable in perfect competition.

Competitive Industries

Industries characterized by many firms competing for market share, leading to innovation and efficient resource allocation.

Production Costs

Expenses incurred during the process of creating a good or service, including labor, raw materials, and overhead costs.