Several classes of drugs have interactions with cholinergic blockers. Which of the following is true about these interactions?
1. Drugs with a narrow therapeutic range given orally may not stay in the GI tract long enough to produce an action.
2. Additive antimuscarinic effects may occur with antihistamines.
3. Cholinergic blockers may decrease the sedative effects of hypnotics.
4. Cholinergic blockers are contraindicated with antipsychotics.
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A researcher wants to see if sleep can affect test scores. A party is thrown the night before an exam and all students are required to attend. No one is allowed to get more than 4 hours of sleep prior to the exam
A month later, the researcher does a posttest and all students get at least 8 hours of sleep the night before the exam. This results in statistics of t = 2.84, degree of freedom (100 – 1) = 99, and p =.03. Which statistical test, if any, was conducted in this study? 1. An independent sample t test. 2. A dependent sample t test. 3. A nursing student t test. 4. An analysis of variance or ANOVA.
Which instruction would be most important for the nurse to give to a patient who is scheduled to have a subtotal thyroidectomy?
1. Report sensations of tingling in toes, fingers, or lips. 2. Report headache immediately. 3. Herbal remedies are appropriate for use postoperatively. 4. Avoid exposure to crowds for several weeks after surgery.
A patient took a benzodiazepine for 4 weeks but will now change to buspirone (BuSpar) for long-term treatment of anxiety
The benzodiazepine is tapered off as the buspirone is begun. Important information the patient should receive about buspirone is that it: a. produces profound sedation. b. will be effective in 7 to 10 days. c. has a high risk for development of dependence. d. is often associated with cross-tolerance with other CNS depressants.
Sequential clinical trials are most often used as an alternative for a traditional Phase III clinical trial
A) True B) False