By which type of administration route are the drugs absorpted fastest()
A. Inhalation
B. per anum
C. intramuscular injection
D. subcutaneous injection
E. oral administration
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After binding the drug with plasma protein()
A. the effect of the drug enhances
B. the metabolism of the drug accelerates
C. the excretion of the drug accelerates
D. the drug is inactive
E. the transport of the drug accelerates
About biotransformation, which is NOT right?()
A. Biotransformation is one of the main drug elimination
B. Cytochrome P450 is charactered by high selectivity
C. Some drugs inhibit the activity of hepatic microsomal enzyme
D. The main oxidase enzyme is cytochrome P450
E. Activity of cytochrome P450 exsits larger individual differences
If phenobarbital (a weak acid drug) is overdosed, how can we accelerate its excretion?()
A. alkalize urine,increase the degree of dissociation and increase reabsorption in kidney tubules
B. alkalize urine,decrease the degree of dissociation and increase reabsorption in kidney tubules
C. alkalize urine,increase the degree of dissociation and decrease reabsorption in kidney tubules
D. acidize urine,increase the degree of dissociation and decrease reabsorption in kidney tubules
E. acidize urine,decrease the degree of dissociation and increase reabsorption in kidney tubules
In the body, the drugs that own high affinity for the receptors will()
A. be excreted slowly
B. be excreted fast
C. be absorbed fast
D. need a few doses
E. produce stronger effect
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