The Common Pathway of Coagulation Ends with

question 63

Multiple Choice

The common pathway of coagulation ends with

• A) the sticking of platelets to damaged tissue.
• B) the activation of a proenzyme exposed to collagen.
• C) the release of tissue factor by damaged endothelium.
• D) the activation of a clotting factor that converts prothrombin to thrombin.
• E) the activation of a clotting factor that converts fibrinogen to fibrin.

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Definitions:

Terminal Hairs

The thick, pigmented hairs that replace vellus hairs in certain body parts during puberty.

Lanugo

Fine, soft hair that covers the body of a fetus, serving as insulation before the development of fat layers.

Dermal Papilla

Structures located at the base of the hair follicle, containing capillaries and nerves, crucial for hair growth and health.

Hair Follicle

A skin organ that produces hair, consisting of cells that together form the structure hosting each hair strand.