Which Statement About S

question 7

Multiple Choice

Which statement about S. pyogenes and strep throat pathogenesis is FALSE?

• A) S. pyogenes strains that produce streptococcal pyrogenic exotoxins are lysogens.
• B) Streptococcal pyrogenic exotoxins are A-B toxins that bind to host cells using the B portion.
• C) Streptolysins O and S produced by S. pyogenes destroy blood cells by making holes in their cell membranes.
• D) Spread of S. pyogenes is aided by streptokinase, an enzyme that breaks down blot clots.
• E) The hyaluronic acid capsule of S. pyogenes helps it avoid the innate immune defenses.

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Medicare

Medicare is a federal health insurance program in the United States for people who are 65 or older, certain younger people with disabilities, and people with End-Stage Renal Disease.