MICRO

Question 1

Used to diagnose what?

• cryoglobulins
• Tzanck Smear
• heterophiles antibodies
• circulating surface antigen
• Hemadsorption
• Papanicolaou Test

Answer 1

• Hep C
• HSV or VZV
• EBV
• Hep B
• Influenza or Parainfluenza
• Cervival Cancer

Question 2

what is the main action of EBV on the B cells

Answer 2

it stimulates them so they are continuously proliferating (immortal)

Question 3

spherules in endospores represents what funds

Answer 3

Coccidioides Immitis

Question 4

name four states associated with Coccidiodes Immitis (South west US)

Answer 4

texas
Arizona
California
New Mexico

Question 5

a patient who is around a lot of birds and bats could have which fungus

Answer 5

Histoplasma Capsulatum

Question 6

Cryptococcus Neoformans causes meningitis in immunosuppressed people by spreading through?

Answer 6

pigeon poo

Question 7

Allergic Bronchopulmonary Aspergillosis is seen in patients who already have?

Answer 7

asthma

Question 8

this is found as mold in the earth but turns into spores at body temp and are inhaled and contain endospores

Answer 8

C. Immitis

Question 9

a double zone of beta hemolysis is seen and spores, gram positive anaerobe?

Answer 9

C Perfringens

Question 10

what does M protein do for S. Pyogenes

Answer 10

lets it escape phagocytosis

Question 11

necrotizing fasciitis can be caused by what 3 main bacteria

Answer 11

S. progenies
S. aureus
C. Perfringins

Question 12

cyst that are found in the brain followed by seizures (neurocysticercosis) s due to

Answer 12

Tenia Solium (South american like Guatemala)

Question 13

larvae that penetrate through the feet and cause eosinophils and GI disease in immunocompromised people are due to

Answer 13

Strongyloides Stercoralis

Question 14

ecthyma gangrenous is highly associated with what bacteria

Answer 14

Pseudomonas Aeruginosa

Question 15

skin patches with ulcerations and necrosis in the middle is what

Answer 15

ecthyma gangrenous

Question 16

most common cause of gram - sepsis usually following UTI

Answer 16

E. Coli

Question 17

What is the order of the treatment for Acute Diphtheria

Answer 17

1. Diphtheria antitoxin (passive immunization)
2. Penicillin/ erythromycin
3. DPT vaccine (active immunization)

Question 18

broad budding yeast

Answer 18

Blastomyces

Question 19

spherules in endospores

Answer 19

Coccidioides

Question 20

Capsule that stains with India Ink

Answer 20

Cryptococcus

Question 21

small oval yeast in macrophages

Answer 21

Histoplasma

Question 22

pseudohyphae with blastoconidia

Answer 22

candida

Question 23

dimorphic fungi that is specific to the US

Answer 23

Coccidioides

Question 24

45 degree angle branching hyphae?

Answer 24

Mucorales and Rhizopus

Question 25

bacteria that can cause meningitis but is not covered by third generation cephalosporins (cefotaxime and ceftriaxone) because it has altered penicillin binding proteins

Answer 25

Listeria

Question 26

cell mediated immunity or humoral will cure listeria

Answer 26

cell mediated

Question 27

drug for listeria

Answer 27

ampicillin

Question 28

what halts protein synthesis by disabling the 60 s ribosomal subunit leading inhibition of protein synthesis and to intestinal epithelial cell death and diarrhea

Answer 28

shiga toxin ( shigella and EHEC)

Question 29

which E coli doesn't produce glucuronidase

Answer 29

EHEC

Question 30

``` HUS - anemia - thrombocytopenia - renal insufficiente can be caused by what E coli ```

Answer 30

EHEC

Question 31

what 4 bacteria increases intracellular cAMP which causes decreased absorption in intestinal cells and secretion of sodium, chloride and water

Answer 31

ETEC (Lt) Bordatella Pertussis V. Cholera C. Jejuni

Question 32

what two bacteria increase cGMP causing watery diarrhea

Answer 32

ETEC (ST) | Yeirsinea