A Platelet Is Activated to Initiate Clotting

question 53

Multiple Choice

A platelet is activated to initiate clotting

• A) during a histamine reaction.
• B) when leukocytes are activated.
• C) when collagen fibers are encountered.
• D) when blood flow rates drop.
• E) in the presence of prothrombin.

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Definitions:

Childhood Diseases

Illnesses commonly diagnosed in children, ranging from mild conditions like chickenpox to more serious illnesses.

Heart Disease

A range of conditions affecting the heart, including coronary artery disease, heart attacks, and heart failure.

Cigarette Smoking

The act of inhaling and exhaling the smoke from burning tobacco encased in cigarettes, a habit associated with health risks.