Which of the Following Is Not a Defense of the Genitourinary

question 72

Multiple Choice

Which of the following is not a defense of the genitourinary tract?

• A) Flushing action of urine
• B) Lysozyme
• C) IgG
• D) Mucus secretions
• E) IgA

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Definitions:

Cellular Membrane

The cellular membrane, or plasma membrane, is the biological membrane that separates the interior of all cells from the outside environment, controlling the movement of substances in and out of cells.

Exocytosis

The active transport of materials out of the cell by fusion of cytoplasmic vesicles with the plasma membrane. Compare with endocytosis.

Plasma Membrane

The semipermeable membrane surrounding the cytoplasm of a cell, responsible for controlling the passage of substances in and out of the cell.

Vesicle

(vesicle) Any small sac, especially a small, spherical, membrane-enclosed compartment, within the cytoplasm.