Block Introduction

Question 1

What are the two main virulence factors of Streptococcus pneumoniae?

Answer 1

IgA protease (the double-pronged emblem on the knight’s shield) and polysaccharide capsule (knight’s armor)

Question 2

Streptococcus pneumoniae is _________ hemolytic.

Answer 2

alpha (the jousting knights are Alpha males)

Question 3

How can children younger than two months –who can’t receive the TDaP vaccine –be protected from Bordetella pertussis?

Answer 3

Maternal antibodies and herd immunity

Question 4

What protein converts RNA to DNA?

Answer 4

Reverse transcriptase

Question 5

List three Gram-negative, lactose non-fermenting, oxidase-negative rods.

Answer 5

Salmonella, Shigella, and Proteus

Question 6

Antibodies to ______________ prevent infection with a virus.

Answer 6

envelope glycoproteins

Question 7

What are capsids?

Answer 7

Envelopes that surround the “nucleus” of the virus

Question 8

The most common bacterium that causes pneumonia in the elderly is _________-sensitive.

Answer 8

optochin