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165412 Social & Preventive Medicine

Relative risk 2 means ?

ARisk of developing disease is 2 times higher among nonexposed
B30% of disease among exposed is due to risk facter
C200% increase in risk of developing disease among exposed
DIncidence rate is 2 times higher in exposed group than non-exposed
Social & Preventive Medicine
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165419 Pharmacology

A three-year-old child is brought to the emergency department having just ingested a large overdose of an antihistaminic drug. This drug is a weak base capable of entering most tissues including the brain. On physical examination the heart rate is 100/minute, blood pressure is 110/60 mm Hg and the respiratory rate is 20/minute. In this case of poisoning:

AUrinary excretion would be accelerated by administration of NH4Cl, an acidifying agent
BUrinary excretion would be accelerated by administration of NaHCO3, an alkalinizing agent
CMore of the drug would be ionized at blood pH than at stomach pH
DAbsorption of the drug would be faster from the stomach than from the small intestine.
Pharmacology
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