Lec 5

Question 1

Describe what carbapenems are

Answer 1

Bactericidal beta-lactam antimicrobials with proven efficacy in severe infections caused by extended spectrum beta-lactamase producing bacteria

Question 2

you would typically be at risk of an infection caused by Acinetobacter baumannii in what environment?

Answer 2

hospitals/healthcare setting

Question 3

what infections does Acinetobacter baumannii cause?

Answer 3

pneumonia, UTI, bloodstream infections

Question 4

where can Acinetobacter baumannii colonize?

Answer 4

skin, respiratory tract, wounds

Question 5

Enterobacteriaceae are gram + or -?

Answer 5

gram -

Question 6

Klebsiella pneumoniae are gram + or -?

Answer 6

gram -

Question 7

T/F Klebsiella pneumoniae can be spread through person-person contact

Answer 7

true

Question 8

Escherichia coli are gram + or -?

Answer 8

gram -

Question 9

hemolytic uremic syndroms “spinach infections” is caused by what?

Answer 9

EHEC

Question 10

which pathogenic type of e. coli causes meningitis?

Answer 10

NMEC

Question 11

Clostridioides difficile are gram + or -?

Answer 11

gram +

Question 12

T/F Clostridioides difficile colonize the GI tract

Answer 12

True

Question 13

the second most commonly reported infectious disease(s) in the US is:

a. gonorrhea
b. chlamydia
c. infections caused by antibiotic resistant C. difficile
d. B and C
e. infections caused by carbapenem-resistant Enterobacteriaceae

Answer 13

a

Question 14

thermal dimorphism is:

a. typical for some pathogenic fungi
b. an adaptation that involves a transition from mold form at 25 degrees C and a yeast phase at 37 degress C
c. typical for protozoa causing malaria
d. typical only for Toxoplasma
e. A and B

Answer 14

e

Question 15

the essential feature(s) of ideal probiotics is (are):

a. non-pathogenic; adherent to human intestinal cells
b. non-toxic, persistent in the GI tract
c. human origin
d. B and C
e. all answers are correct

Answer 15

a

Question 16

Which of the following is a gram-positive and anaerobic bacterium that is directly related to antibiotic use and resistance and causes the most significant number of deaths ins the US?

a. clostridium difficile
b. klebsiella pneumoniae
c. neisseria gonorrhoeae
d. EHEC
e. NMEC

Answer 16

a

Question 17

what part of endotoxin is toxic?

a. O-antigen
b. core
c. capsule
d. Lipid A
e. pilus

Answer 17

c

Question 18

the only pathogenic fungus with developed characteristic thick capsule is:
a. Histoplasma capsulatum
b. Sporothrix schenkil
c. cryptococcus neoformans
d. black piedra
e candida

Answer 18

c