The Factor That Inhibits Complement- Mediated Lysis of Red Blood

question 22

Multiple Choice

The factor that inhibits complement- mediated lysis of red blood cells by dissociating C3 and C5 convertases is ________. Deficiency of this factor causes ________.

• A)CD59/paroxysmal nocturnal hemoglobinuria (PNH).
• B)decay accelerating factor (DAF)/paroxysmal nocturnal hemoglobinuria (PNH).
• C)C4 binding protein/angioedema.
• D)C1 esterase inhibitor/angioedema.
• E)C3 nephritic factor/partial lipodystrophy.

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Definitions:

Starches

Complex carbohydrates that plants use to store glucose.

Duodenum

The portion of the small intestine into which the contents of the stomach first enter.

Omnivore

An animal that eats a variety of plant and animal materials.

Earthworm

A tube-shaped, segmented worm found in the phylum Annelida that plays a key role in aerating and enriching soil.