The first letter of the pacemaker identification code represents _____
a. the chamber sensed
b. the chamber paced
c. the mode of response
d. programmable functions
B
The first letter of the code identifies the heart chamber (or chambers) paced (stimulated). A pacemaker used to pace only a single chamber is represented by either A (atrial) or V (ventricular). A pacemaker capable of pacing in both chambers is represented by D (dual).
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A) The drug should not be used for longer than 1 month. B) It should be taken 1 hour to 90 minutes before going to bed. C) The drug does not cause sleepiness in the morning. D) One of the most common adverse effects of the drug is headache. E) It is available in both quick-onset and continuous-release oral forms.
Which of the following mechanisms is applicable to the antiarrhythmic activity of quinidine glu-conate (Quinaglute)?
a. Increases conduction velocity in the Purkinje fibers b. Increases the rate of rise in phase 0 depolarization c. Blocks slow calcium channels and increases the reactivation rate d. Suppresses automaticity and prolongs refractory periods
A student nurse is working with a client on the inpatient unit who exhibits manipulative behavior. What action should the student incorporate in interactions with this client?
A) Limit setting B) No-harm contract C) Confront negative self-concepts D) Matter-of-fact approach
Which of the following questions would be helpful in eliciting data about the effects of stress during a health history?
A) "Why are you having so much difficulty breathing at night?" B) "Why do you think smoking and drinking will calm you?" C) "Do you often drink too much and have hangovers?" D) "How does your body feel when you are upset?"