Bacteriology

A. Most common cause is B. Petrussis
B. It may occur in children and young adult after vaccination
C. Bacteria culture from nasopharyngeal swab is the definitive diagnosis
D. Presence of antibodies in serum in diagnostic of the disease

A. 5
B. 10
C. 15
D. 20

A. Actinomyces viscosus
B. Lactobacillus acidophilus
C. Streptococcus mutans
D. Veilonella parvula

A. Strick aerobes
B. Can grow in disinfectants in hospital
C. Infection is mostly due to endogenous source
D. Most common organism is burn patient

A. Diagnosis
B. Prognosis
C. Treatment plan
D. Epidemiology

A. Base lines differ depending on the endemicity of the disease
B. O antibodiest last longer and hence is not indicative of recent infection
C. H antigen cannot differentiate between subtypes
D. High titre value in a single widal test is not confirmative

A. Faeces & urine of rodents is the cause
B. Onset of IgM in 2 days
C. Incubation period is 10 days
D. It is sensitive to penicillin

A. Invasion
B. Endotoxin
C. Exotoxin
D. Capsule

A. Ulcerative gingivostomatitis
B. Caused due to malnutrition
C. A symbiotic infection
D. Caused by leptospira interrogans

A. Rheumatoid arthritis
B. Typhoid fever
C. Rheumatie fever
D. Rickettsial fever