Path 8: Bacterial infections

Question 1

S. Auerus skin lesions

Answer 1

Boils, carbuncles, impetigo

Question 2

S. Aureu binds to endothelial cells via

Answer 2

Surface receptors for fibrinogen, fibronectin, vitronectin

Question 3

Superantigens from _____ cause food poisoning and toxic shock syndrome

Answer 3

Strep pyogenes

Question 4

S. Aureus superantigen pathogeneisis

Answer 4

Binds to MHC to stimulte T-Cells which then leads to release of TNF and IL-1

Question 5

Scarlet fever cause

Answer 5

S. Pyogenes

Question 6

Glomerulonephritis bacteria cause

Answer 6

S. Pyogenes

Question 7

Major cause of caries

Answer 7

S. Mutans

Question 8

S. Pyogenes virulence factor

Answer 8

M protein

Question 9

Bacteria that causes dyptheria

Answer 9

Corynbacterium Diptheriae

Question 10

Diptheria toxin

Answer 10

A-B toxin that blocks host cell protein synthesis

Question 11

Listeria caused by

Answer 11

Listeria monocytogenes, a gram positive bacillus

Question 12

Listeria pregnancy complications

Answer 12

Abortion, stillbirth, neonatal sepsis

Question 13

how does listeria escape phagosomes

Answer 13

Listeriolysin O. Forms pore in phagosome and escapes

Question 14

Anthrax in skin

Answer 14

Causes a vesicle that pops and has a black eschar

Question 15

Inhalational anthrax

Answer 15

1-6 day fever and cough followed by rapid sepsis, bacteremia and possibly sepsis

Question 16

Nocardia spp. found in

Answer 16

Soil

Question 17

Bacterial meningitis from a dorm

Answer 17

Neisseria meningiditis

Question 18

N. Meningiditis affects people with _______ defects

Answer 18

Complement MAC

Question 19

Whooping cough comes from

Answer 19

B. pertussis

Question 20

B. Pertussis virulence factors

Answer 20

Pertussis toxin (typical A-B) toxin

Question 21

Pseudomonas mostly affects

Answer 21

In an opportunisitc way. Burns, cystic fibrosis, AIDS, neutropenia

Question 22

Pseudomonas virulence factor

Answer 22

Exotoxin A

Question 23

Plague caused by

Answer 23

Yersenia Pestis

Question 24

Yersenia virulence factor

Answer 24

YOPS

YOPS is injected into host cells to stop phagocytosis

Question 25

Chancroid caused by

Answer 25

HAEMOPHILUS DUCREY

genital ulcers that make HIV transmission more likely