Chapter 18

Question 1

Looks most similar to Neisseria meningitidis

Answer 1

Moraxella catarrhalis

Question 2

Meningococcemia is associated with what?

Answer 2

associated with vascular hemmorahge

Question 3

Neisseria meningitidis does NOT

Answer 3

cause bacterial pneumonia commonly

Question 4

Staphylococcus aureus is NOT

Answer 4

the body’s most powerful defense against it lies in the T-cell response.

Question 5

Enterotoxin producing strain causes food intoxication

Answer 5

Staphylococcus aureus

Question 6

ALL Staphylococcus produce

Answer 6

catalase

Question 7

Scalded skin syndrome toxin from Staphylococcus aureus

Answer 7

exfoliative toxin

Question 8

Streptococcus agalactiae causes

Answer 8

most common cause of neonatal pneumonia, sepsis, and meningitis

Question 9

Staphylococcus saprophyticus causes

Answer 9

urinary tract infections in sexually active young adult and adolescent females

Question 10

Staphylococcus aureus does NOT cause

Answer 10

a sore throat

Question 11

Staphylococci can be differentiated from streptococci from the

Answer 11

catalase test

Question 12

M protein of Streptococcus pyogenes

Answer 12

protects against phagocytosis and enhances adherence

Question 13

Streptococcus pyogenes does NOT cause

Answer 13

scalded skin syndrome

Question 14

Long-term sequelae of Group A streptococcal infections does NOT invovle

Answer 14

transmission of sequelae via respiratory secretions from a patient with streptococcal sore throat

Question 15

Enterococcus faecalis does NOT

Answer 15

belong to Lancefield Group B streptococci

Question 16

subacute endocarditis is NOT

Answer 16

caused by immune system autoantibodies that attack heart and valve tissue

Question 17

desribe Streptococcus pneumoniae structure

Answer 17

gram-positive diplococcus with a capsule

Question 18

otitis media in children caused by

Answer 18

Streptococcus pneumoniae

Question 19

produced by S. aureus is also known as “spreading factor”

Answer 19

Hyaluronidase

Question 20

Which agar media would be appropriate to select for staphylococci?

Answer 20

Mannitol salt agar

Question 21

Streptococcus pyogenes does NOT exclude

Answer 21

a capsule

Question 22

commonly found on human skin?

Answer 22

Staphylococcus epidermis