Medical MCQs

5099 MCQs  (Page 198 of 510)

Bacterial species which is protective or beneficial to the host is_______________?
A. Streptococcus sanguis
B. Porphyromonas gingivalis
C. Treponema denticola
D. Spirochetes
The spirochete which is associated with fusospirochetosis is______________?
A. Treponema pallidum
B. Treponjema pertenue
C. Borrelia burgdorferi
D. Borrelia vincenti
Mycobacterium tuberculosis is best demonstrated by_________________?
A. Gram’s stain
B. H & e stain
C. Ziehl-neelsen stain
D. Pas stain
About N. gonorrhoea, all are true except__________________?
A. Most common cause of urethritis is male
B. All stains are highly susceptible to penicillin
C. Wide spread axoregnic stains cause disseminated gonococcal infection
D. Found exclusively in human beings.
Culture medium used for Bordatella pertussis is_________________?
A. Wilson blair medium
B. Bile broth
C. Bordet gengou medium
D. Robertson cooked meat medium
Antigen used in Weil-Felix reaction______________?
A. E.coli
B. Haemophilus
C. Proteus
D. Staphylococcus
The most primitive mode of gene transfer occurs by____________?
A. Transduction
B. Translation
C. Cell fusion
D. Conjugation