M C Q s D r i v e

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.

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