micro

Question 1

croup bug and location

Answer 1

parainfluenza

subglottic larynx

Question 2

how does chaga cause achalasia

Answer 2

dennervation/ destruction of myenteric plexus

Question 3

Alteration of penicillin-binding proteins (PBPs)

Answer 3

MRSA

Question 4

vancomycin resistence

Answer 4

alteration of peptidoglycan SYNTHESIS

Question 5

lactic acidosis is a side of effect of which anti viral

Answer 5

NRTI

Question 6

rash steven johsnon SE of which antiviral

Answer 6

NNRTI

Question 7

patient’s history of gingivitis followed by chronic cough, chest pain, and hemoptysis associated with yellow granules raises suspicion for

Answer 7

actinomyces

penicillin G

Question 8

Decreased levels of serum IgA, IgE, and IgG
pneumocystic infection
boy
4 months

Answer 8

hyper ig M
defective CD40L on TH

cannot be bruton —- XLA symptoms develop after 6 months — mother immunity
also str pneumo and H influenza more common

Question 9

acute hep b treatment

Answer 9

suportive

Question 10

ledipasvir sofosbuvir

Answer 10

chronic hep c txt

Question 11

thrombocytopenia, signs of hemolysis (anemia, ↑ LDH, schistocytes), and renal dysfunction

Answer 11

HUS

Question 12

TMP-SMX can be used as a prophylactic agent for

Answer 12

pcp

toxoplasmosis

Question 13

gram-negative rods that produce hydrogen sulfide and do not ferment lactose
antibiotic treatment can cause?

Answer 13

prolonged excretion of pathogen in stool

Question 14

constipation, lower quadrant pain, and segmental colonic wall thickening
old patient

Answer 14

diverticulitis

Question 15

s “medusa head” colonies

wool factory

Answer 15

anthrax

poly D glutamate capsule

Question 16

non lactose fermenting

oxidase postive

Answer 16

PSEUDOMONAS

Question 17

signs of severe symptomatic anemia

Answer 17

evere symptomatic anemia (evident from his palpitations, shortness of breath, tachycardia, and ejection murmur)

Question 18

HTLV

Answer 18

RNA ss enveloped and icosahedral

Question 19

ixodes tick transmits

Answer 19

anaplasma
lyme
babesiosis

Question 20

antigenic drift

Answer 20

random point mutations in viral genome

Question 21

non bullous impetigo

Answer 21

strept pyogenos

nikolosky NEGATIVE

Question 22

bullous impetigo

Answer 22

staph a
exfoliative toxin A release
cleaves desmosomal proteins

Question 23

right sided endocarditis most common complication

Answer 23

pulm embolism

Question 24

a gram-positive rod with a narrow zone of beta-hemolysis. or a narrow rim

Answer 24

listeria

Question 25

microcytic anemia nematode

Answer 25

necator americanus

Question 26

ascaris lumbricoides

Answer 26

Infection with Ascaris lumbricoides is acquired fecal-orally by ingestion of Ascaris eggs in contaminated food. Once the eggs hatch, the larvae burrow through the intestinal wall and migrate to the lungs, causing pulmonary symptoms (e.g., dry cough, blood-tinged sputum, wheezing).
rexposure can cause ileoceccal obstruction

Question 27

Microcephaly, chorioretinitis, diffuse intracranial calcifications, and hydrocephalus (indicated by ventriculomegaly) in a newborn raise suspicion for

Answer 27

toxoplasmosis

Question 28

This patient’s flu-like symptoms, necrotic lymphadenopathy, and history of recent camping in California
The lymph node Gram stain safety pin app

Answer 28

bubonic plague