Bbc Session 5 Prep Questions

Front 1

For what type of fungal infections in general is amphotericin used?

Back 1

DOC: Aspergillus and Cryptococcal meningitis

Front 2

What is the DOC for amebiasis

Back 2

Metronidazole

Front 3

What is the DOC for CMV?

Back 3

ganiciclovir

Front 4

What is the DOC for Pneumocystits carinii?

Back 4

Trimethoprim-Sulfamethoxazole

Front 5

What is the DOC for Cryptococcus neoformans?

Back 5

Fluconazole or Amphotericin B

Front 6

What type of bacterium has NO cell wall?

Back 6

Mycoplasma

Front 7

What effect does botulinum toxin have on nerves?

What effect does this have on the body?

Back 7

inhibits the release of Ach

causes flaccid paralysis

Front 8

How would one classify mycobacterium tuberculosis in terms of oxygen requirement?

Back 8

obligate aerobe

Front 9

What are the 2 most common causes of otitis media?

Back 9

Strep pneumonia
&
Hemophilus influenza

Front 10

What is the most common cause for pneumonia in your adults?

Back 10

mycoplasma

Front 11

What is the most common cause of meningitis in neonates?

Back 11

1. strep agalactica
2. E.coli
3. Listeria

Front 12

What is the most common cause of bacterial endocarditis?

Back 12

strep viridans

Front 13

What is the ONLY species that is a group A beta hemolytic strep?

Back 13

strep pyogenes

Front 14

describe the viridans streptococci in terms of hemolytic nature, bile solubility, and Optochin sensitivity

Back 14

bile insoluble
Optochin insensitive
alpha-hemolytic strep
causes incomplete hemolysis (green halo)

Front 15

Infection with what organism is associated with Waterhouse-Friderichesen syndrome?

Back 15

Meningococcus

Front 16

what is the gram staining character of E.coli?

Back 16

Gram Neg
Non-acid fast

Front 17

What 2 bactreia look like chinese characters under the microscope?

Back 17

Coryne bacterium
&
Listeria

Front 18

What are the 2 major toxins produced by Clostridium perfringens and what diseases are caused as a result?

Back 18

alpha toxin - gas gangrene

enterotoxin - food poisoning

Front 19

compare E.coli, Salomella, and Shigella in terms of their gram staining character, motility, and lactose fermintation

Back 19

E.coli:
motile
lactose +
Gram -

Salmonella:
Gram -
motile
lactose -

Shigella:
gram -
non motile
lactose -

All are gram (-)
Only Ecoli is lactose +
Between salmonella and shigella only salmonella is motile

Front 20

What is the most common cause of urinary tract infections?

Back 20

e.coli

Front 21

What kind of organism causes a pneumonia where you see current jelly sputum?

Back 21

Klebsiella

Front 22

what common shaped organism may cause rice water stool?

Back 22

vibrio cholera

Front 23

What type of injury often results in Pasturella infection?

What type of infections are common to pasteurella infection?

Back 23

cat or dog bite

see cellulitis and osteomyelitis

Front 24

What organism creates an greenish blue exudate or pus that often smells musty and is particulary troublesome in burn pts?

Back 24

Pseudomonas

Front 25

Is most illness and morbidity of TB due to primary infection of due to reactiviation of a previous infection?

Back 25

reactivation

Front 26

What 2 bacteria genera were once confused with fungi due to thier filamentous branching growth?

How do these 2 genre differ in thier natural habitats and oxygen consumption?

Back 26

Actinomyces:
- anaerobic
- mouth flora

Nocardia:
- aerobic
- found in soil

Front 27

What is the causative agent of Lyme disease and what is the primary lesion like after infection?

Back 27

B. burgdorferi

causes an expanding macule/papule with a central clearing aka erythema migrans

Front 28

In what form are chlamydia when they are infective?

Back 28

elementary bodies

Front 29

What is the most common causative agent of non-gonoccocal urethritis?

Back 29

C. trachomatis

Front 30

What are the 3 types of typhus, thier causative agens, and thier vectors?

Back 30

Epidemic:
- R. prowazekii
- lice vector
- human reservor

Endemic:
- R.typhi
- fleas vector
- rodents reservior

Scrub:
- R.tsutsugamushi
- mites vector
- rodent reservior

Front 31

what demyelination disease often follows a viral infection and affects the peripheral nerve, mostly motor, and ascends those peripheral nerves to cause muscle weakness and paralysis?

Back 31

Guien-Barre

Front 32

How many thoracic verterbrae are there?

Back 32

12

Front 33

What is the route of transmission and the incubation time for Hep C?

Back 33

Parental: 1-2 months

Front 34

What 2 species of bacteria are associated with the development of struvite?

Back 34

staghorn calculi***
1. Proteus
2. Staph Ceprophiticus

Front 35

What organs are affected by MEN1 and MEN2A

Back 35

MEN1:
-Pancreas
-Pituitary
-Parathyroid
-Adrenal Cortex

MEN Type 2A:
-parathyroid
-thyroid medulla
-adrenal medulla

Front 36

What do the soles of the feet look like in Friedreich's ataxia pts?

Back 36

Pez Cavitis --> cavity in sole of foot

Front 37

What is affected in ALS?

Back 37

both upper and lower motor neurons are affected

Front 38

what 2 bones when fractured are well known to cause avascular necorosis?

Back 38

scaphoid and femoral head

Front 39

Is there increased conjugated or unconjugated serum bilirubin in Gilbert's?

Crigler-Najjar

Dubin Johnson

Rotor

Back 39

Gilberts - increased unconjugated

Crigler Najjar - increased unconjugated

Dubin-Johnson increased conjuagted

in Rotor - increased conjuagted

Front 40

What is the difference and dangers associated with complete vs incomplete hydatiform moles?

Back 40

complete:
- complete paternal genetic organism
- never forms in utero
- increases the risk of cancer - coriocarcinoma

incomplete:
- ovum and sperm
- small embryo forms but NEVER develops

Front 41

A 20 yr old male presents with complaints of several bouts of fairly blood loose stool over the past yr. He has mild abdominal pain, and has not started to notice that he has symptomatic arthritis. He was diagnosed with iritis last week. What disease tops your list of differential diagnoses for the bloody stool?

Back 41

Ulcerative colitis