Immune Complexes Induce Vasculitis by Which of the Following Processes

question 5

Multiple Choice

Immune complexes induce vasculitis by which of the following processes?

• A) Inducing aggregation of platelets and activation factor XII
• B) Increasing pressure within the lumen of capillaries
• C) Forming thrombi in the small vessels, inducing necrosis
• D) Releasing enzymes and free oxygen radicals from neutrophils that have migrated to the area to phagocytize the immune complexes

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Definitions:

Aortic Arch

The curved portion of the aorta, the major blood vessel, which emerges from the heart and arcs down to the chest and abdomen.

Posterior Tibial Artery

A major artery of the lower leg that supplies blood to the posterior compartment of the leg and the sole of the foot.

Popliteal Artery

The major artery located in the back of the knee, it supplies blood to the knee joint and muscles in the thigh and calf.

Femoral Artery

A major blood vessel in the thigh responsible for delivering blood to the lower leg.