Which of these terms describes a reliance on a substance to such a degree that abstinence causes physical withdrawal symptoms or a psychological craving for the substance?
a. abuse
b. dependence
c. intoxication
d. tolerance
B
Dependence or addiction is reliance to such a degree that abstinence causes physical withdrawal symptoms or a psychological craving for the substance.
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A nurse is being oriented to work for an intensive care unit. The hemodynamic data indicate that the patient has a decreased preload. Which information indicates the nurse has a correct understanding of the concept of preload?
a. It is the amount of blood ejected from the left ventricle each minute. b. It is the amount of blood in the heart at the end of ventricular diastole. c. It is the resistance to the ejection of blood from the left ventricle. d. It is the rhythmic relaxation and contraction of the heart chambers.
The nurse provides discharge instructions to a patient prescribed verapamil [Calan] SR 120 mg PO daily for essential hypertension. Which statement by the patient indicates understanding of the medication?
A. "I will take the medication with grapefruit juice each morning." B. "I should expect occasional loose stools from this medication." C. "I'll need to reduce the amount of fiber in my diet." D. "I must make sure I swallow the pill whole."
Oral decongestants differ from intranasal decongestants in that oral decongestants
1. are more effective at relieving severe congestion. 2. have more systemic effects. 3. can cause rebound congestion. 4. have high efficacy.
A 29-year-old lone female parent of three children, who is currently pregnant, comes into the well-child clinic for a prenatal visit
To determine how the patient will be able to cope with the pregnancy, which of the following questions should the nurse ask her? a. "Have you ever been married?" b. "Where do you work now?" c. "Has anyone taught you the principles of contraception?" d. "Whom do you have for support during this pregnancy?"