A. NK Cells
B. Cytotoxic T cells
C. B cells
D. Memory B cells
✅ The correct answer is option NK Cells.
Medical
Which of the following is true about pasteurization ?
A. It kills bacteria and spores
B. It kills all bacteria except thermoduric bacteria
C. It kills 95% of microorganisms
D. Tubercle bacilli are destroyed
✅ The correct answer is option It kills all bacteria except thermoduric bacteria.
Rapid evaluation of fungal hyphae/spores can be achieved with_______________?
A. Grocott Gomori Methenamine silver
B. Hematoxylin and Eosin
C. KOH wet mount
D. Peri-iodic Acid Schiff
✅ The correct answer is option KOH wet mount.
The best sterilization method for a hand-piece is________________?
A. Ethylene oxide gas
B. dry heat
C. chemical vapour
D. All of the above
✅ The correct answer is option Ethylene oxide gas.
Nagglers reaction detects________________?
A. Coagulase
B. Hyaluronidase
C. Lecithinase
D. None of the above
✅ The correct answer is option Lecithinase.
Sterilization is a process in which_________________?
A. Kill all pathogenic micro-organisms
B. Kill all non-pathogenic micro-organisms in the environment
C. Deactivate all pathogens not spores
D. Deactivate all spores and dill pathogenic organism
✅ The correct answer is option Deactivate all spores and dill pathogenic organism.
Bacterial spores are destroyed by_______________?
A. Boiling at 100°C
B. Disinfection by hypochlorite solution
C. Autoclave
D. Pasteurisation
✅ The correct answer is option Autoclave.
Nagglers reaction is used in the diagnosis of______________?
A. Malaria
B. Whooping cough
C. Gas gangrene
D. Wool sorters disease
✅ The correct answer is option Gas gangrene.
Pseudohphae are seen in____________?
A. Alternaria
B. Aspergillus
C. Osporium
D. Candida albicans
✅ The correct answer is option Candida albicans.
Which of the following have the capability to produce extra cellular polysaccharides______________?
A. Strep. Mutans
B. Strep. pyogenes
C. Peptostreptococcus
D. Enterococcus
✅ The correct answer is option Strep. Mutans.