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Medical Science Mcqs 5254 MCQs [All-Courses]

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Medical Science is the study of human health, diseases, prevention, and treatment, focusing on diagnosis, patient care, and medical research to improve healthcare outcomes.

All Topics  5254

Which of the following is a characteristic of tetracycline stains ?
A There is less deposition in dentine as compared to enamel
B Is always accompanied by hypolastic defects
C Stains are dark brown in color
D Stained teeth fluoresce light yellow under U.V light
Correct Answer: Stained teeth fluoresce light yellow under U.V light
Which anti tubercullar drug will cause transjent memory loss ?
A Enthionamide
B INH
C Ethambutol
D Pyrazinamide
Correct Answer: INH
Which of the following is the main difference between penicillin V and penicillin G____________?
A Penicilline-V is more stable gastric acid
B Penicilline-G is more absorbed from the G.I.T
C Penicilline-G is more allergic than penicillin-V
D None of the above
Correct Answer: Penicilline-V is more stable gastric acid
Which among the following is the drug of choice for clostridium difficile induced colitis ?
A Gentamicin
B Ciprofloxacin
C Metronidazole
D Linezolid
Correct Answer: Metronidazole
More potent and non toxic drug against herpes virus is_____________?
A Zidovodine
B Acyclovir
C Nystatin
D Amontidine
Correct Answer: Acyclovir
All of the following statement about antimalarial drugs are correct except_____________?
A Primaquine is liable to cause hemolysis in patients with G6PD deficiency
B Halofantrine prolongs QT interval and causes dysarrythmia
C Mefloquine may safely be given to air pilots
D Primaquine eliminates P. vivax and P. ovale
Correct Answer: Mefloquine may safely be given to air pilots
All of the following cephalosporines are active against Pseudomonas Except_____________?
A Ceftazidine
B Cefotaxime
C Cefoperazone
D Cefaclor
Correct Answer: Cefaclor
Agent used in oral thrush_____________?
A Miconazole
B Clobetasol
C Clotrimazole
D Amoxycillin
Correct Answer: Clotrimazole
Ketoconazole______________?
A Antifungal agent
B Antibacterial
C Antiviral agent
D Chemotherapic agent
Correct Answer: Antifungal agent
Mechanism of action of chlortetracycline_____________?
A Interfere with metabolism
B Inhibition of protein synthesis
C Inhibition of cell wall formation
D Interfere with DNA function
Correct Answer: Inhibition of protein synthesis
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