The nurse can distinguish delirium from dementia by knowing which of the following?
A) Delirium has an acute onset and is progressive in course.
B) Delirium has a gradual onset and can be resolved.
C) Dementia has a gradual onset and is progressive in course.
D) Dementia has an acute onset and can be resolved.
C
Feedback: Delirium has a sudden onset and the underlying cause is treatable; by contrast, dementia has a gradual onset and is progressive rather than treatable.
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It is determined that a client's blood Rh is negative and her partner's is Rh+. To help prevent Rh isoimmunization, when should the client receive Rhogam?
A) At 32 weeks' gestation and immediately before discharge B) Twenty-four hours before delivery and 24 hours after delivery C) In the first trimester and within 2 hours of delivery D) At 28 weeks' gestation and again within 72 hours after delivery
Qualitative researchers are generally more interested in relevance of findings than in objectivity and generalizability. To what belief, generally held by qualitative researchers, is this most directly related?
1. The belief that each subject is most knowledgeable about the topic under study. 2. The belief that this enhances the credibility of replicating the study. 3. The belief that this increases the reliability and internal validity of the findings. 4. The belief that this increases the reliability and external validity of the findings.
The nurse is caring for a patient in cardiogenic shock who is being treated with an infusion of dobutamine (Dobutrex)
The physician's order calls for the nurse to titrate the infusion to achieve a cardiac index of >2.5 L/min/m2 . The nurse measures a cardiac output, and the calculated cardiac index for the patient is 4.6 L/min/m2 . What is the best action by the nurse? a. Obtain a stat serum potassium level. b. Order a stat 12-lead electrocardiogram. c. Reduce the rate of dobutamine (Dobutrex). d. Assess the patient's hourly urine output.
Neostigmine is an indirect-acting anticholinesterase drug that is used to treat urinary retention by:
A. inhibiting the release of the antidiuretic hormone. B. stimulating the hypothalamic thirst centers. C. increasing the release of the antidiuretic hormone. D. stimulating bladder contractions.