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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

Plasma concentration of drug at time 0 is 96g/mL. if t1/2 is 2 hours concentration is plasma at 10 hours will be___________?
A 48
B 24
C 12
D 3
Correct Answer: 3
Km value indicates______________?
A Purity of Enzyme
B Physiological role
C Half life enzymes drug complex
D Affinity
Correct Answer: Half life enzymes drug complex
The ratio of the median lethal dose of the median effective dose is the_____________?
A Morbidity index
B Moratality index
C Anesthetic ratio
D Therapeutic index
Correct Answer: Therapeutic index
Therapetic index indicates____________?
A Drug toxicty
B Drug potency
C Drug safety
D Drug’s Lethal effect
Correct Answer: Drug safety
Teratogenicity results when drugs are given during____________?
A First trimester
B Second trimester
C Third trimester
D Soon after birth
Correct Answer: First trimester
The following statements are true about intravenous route of drug administration EXCEPT____________?
A It is useful in emergencies
B Aseptic precautions are required
C Bioavailability is 100%
D Suspensions can be administered
Correct Answer: Suspensions can be administered
The dose of a drug required to produce a specified effect in 50% of the population is_____________?
A Ld50
B Td50
C Md50
D Ed50
Correct Answer: Ed50
American society of anesthesiologists physical status classification system, P2 is a is a patient who______________?
A Is healthy
B With mild systemic disease
C With severe systemic disease
D None of the above
Correct Answer: With mild systemic disease
A drug A & B compared, all are true except____________?
A 1 mg of A causes same effect of 3 mg of B, so A is more potent
B 1 mg of A cause effect not even caused by maximum tolerated dose of B, so drug A is more efficacious
C 1 mg of A cause effect not caused by 1 mg of B so A is more efficacious
D Efficacy is not dose dependent
Correct Answer: Efficacy is not dose dependent
According to American society of Anesthetists, physical status scale Class III would be_____________?
A A normal healthy individual
B A patient with mild systemic disease
C A patient with severe systemic disease that it not in capacitating
D None of the above
Correct Answer: A patient with severe systemic disease that it not in capacitating
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