Medical MCQs

5099 MCQs  (Page 199 of 510)

Staphylococcal toxic shock syndrome (SSS syndrome) is due to______________?
A. Enterotoxin a
B. Enterotoxin b
C. Enterotoxin d
D. Enterotoxin f
Which of the following is obligate aerobe ?
A. Pseudomonas aerogenosa
A. Coli
B. Proteus
C. Diphtheria
Erysipelas is caused by________________?
A. Group b staphylococci
B. Group a steptococci
C. Gonococci
D. Pneumococci
The causative organism for cat-scratch disease is______________?
A. Chlamydia trachomatis
B. Donovania granulomatis
C. Bartonella henselae
D. Hemophilia ducreya
Leprosy bacilli can be grown in_________________?
A. Foot paid on nine branded armadilo
B. Tail of guinea pig
C. Testes of albino rats
D. Testes of guinea pig
Streptococcus is classified based on__________________?
A. M protein
B. Cultural characteristics
C. Bile solubility
D. Cell wall carbohydrate
Pneumococus can be differentiated from streptococcus by________________?
A. Type of hemolysis
B. Gram staining
C. Growth characteristics
D. Bile solubility
All of the following lab tests can be used to distinguish streptococcus mutans from other oral streptococci, except______________?
A. Gram staining
B. Fermentation of mannitol and sorbital
C. Production of intracellular and extracellular adherent polysacharide
D. Colony morphology on saliva agar