20 Multiple choice questions
Term 1 of 20
3. The route of excretion of a volatile drug will likely be the:
1. Kidneys
2. Lungs
3. Bile and feces
4. Skin
2. Lungs
2. Toxicity
4. Additive
2. Half-life
Term 2 of 20
Therapeutic drug levels are drawn when a drug reaches steady state. Drugs reach steady state:
1. After the second dose
2. After four to five half-lives
3. When the patient feels the full effect of the drug
4. One hour after IV administration
2. After four to five half-lives
3. Lipid solubility of the drug
3. An exaggerated response if the drug is withdrawn
3. Onset of action
, Term 3 of 20
8. Phenytoin requires that a trough level be drawn. Peak and trough levels are done:
1. When the drug has a wide therapeutic range
2. When the drug will be administered for a short time only
3. When there is a high correlation between the dose and saturation of receptor sites
4. To determine if a drug is in the therapeutic range
4. To determine if a drug is in the therapeutic range
2. Concentration will produce an adverse response
2. Greater than the sum of the effects of each drug individually
3. Increase the length of time a drug is available and active
Term 4 of 20
20. Steady state is:
1. The point on the drug concentration curve when absorption exceeds excretion
2. When the amount of drug in the body remains constant
3. When the amount of drug in the body stays below the minimum toxic concentration
4. All of the above
3. Desensitization or downregulation with continuous use
4. Downregulate the numbers of that specific receptor
2. When the amount of drug in the body remains constant
2. An exaggerated response if abruptly discontinued