The nurse practitioner knows that antihistamines work primarily through which of the following mechanisms?
A. Vasodilatation
B. Blocking leukotriene effects
C. Inhibiting histamine receptor sites
D. Vasoconstriction
C
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Antipsychotic drugs are listed in which similar broad categories? (Select all that apply.)
a. Serotonin receptor agonists b. Phenothiazines c. Anticholinergics d. Thioxanthenes e. Benzodiazepines
A hospitalized patient receives codeine as an antitussive. How does codeine produce the antitussive effect?
1. Through suppression of respiration 2. Through elevation of the cough threshold 3. Through reduction of pain 4. Through central nervous system depression
The client receives esomeprazole (Nexium). He asks the nurse why that medication is better than his cimetidine (Tagamet). What is the best response by the nurse?
1. "It is about the same but a lot cheaper than your cimetidine (Tagamet)." 2. "It decreases acid in your stomach better than cimetidine (Tagamet)." 3. "It is about the same but has fewer side effects than your cimetidine (Tagamet)." 4. "It is not as effective as cimetidine (Tagamet) but kills bacteria better."
During an examination of the head and neck of a healthy adult, the nurse expects which findings? Select all that apply
a. Small red lesions with white flakes scattered on the scalp b. The head and facial bones are proportional for the size of the body c. Depressions palpated on the right and left sides over the parietal bones d. Head held flexed 15 degrees to the left e. Face and jaw are symmetric and proportional f. Temporomandibular joint moves smoothly