Which Statement Is NOT True of Antibodies

question 44

Multiple Choice

Which statement is NOT true of antibodies?

• A)They are protein molecules made by plasma cells.
• B)An antibody is specific for one antigen only.
• C)An antigen-antibody complex activates complement fixation.
• D)Opsonization refers to antibodies phagocytizing antigens.

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Definitions:

Blockage

The obstruction of passage through something, such as a pipe or a blood vessel.

Vital Capacity

Maximum amount of air moved in and out of lungs with forced inhalation and exhalation.

Forced Inhalation

An involuntary or voluntary act of taking air into the lungs through the use of respiratory muscles more forcefully than in normal breathing.

External Intercostal Muscles

Muscles located between the ribs that expand the chest cavity for inhalation by elevating the ribs.