A patient has a drug order for prochlorperazine (Compazine) for management of nausea and vomiting. Review the following statements, and select the one that most accurately describes the action of the drug
a. It blocks the action of serotonin in the brain.
b. It blocks the effects of dopamine in the chemoreceptor trigger zone.
c. It stimulates relaxation of smooth muscle in the gastrointestinal (GI) tract.
d. It enhances release of acetylcholine at nerve endings in the mesentery.
ANS: B
The phenothiazines, such as prochlorperazine, suppress nausea and vomiting by blockade of do-pamine receptors in the chemoreceptor trigger zone (CTZ).
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An 85-year-old patient experiences urinary incontinence. The nurse is aware that:
A) Antispasmodics are often prescribed to decrease urinary incontinence. B) Restricting fluid intake is recommended. C) Reflux incontinence is common in the elderly. D) Urinary incontinence is not a consequence of aging.
What must the nurse consider when critiquing research? (Select all that apply.)
1. The appropriateness of the design 2. The overall cost of the study 3. The ethical dimensions of the study 4. The significance of the problem 5. The generalizability of the findings
The nurse assesses the postpartum client to have moderate lochia rubra with clots. Which of the following nursing interventions would be appropriate?
1. Assess fundus and bladder status. 2. Catheterize the client. 3. Administer Methergine IM per order. 4. Contact the physician immediately.
The teaching plan for an individual receiving transcutaneous electrical nerve stimulation (TENS) should include the information that
a. one electrode only is used over the painful site. b. the client can adjust both voltage and pulsation. c. the electrode wires should be visible to detect early problems. d. this therapy is useful for very few clients.