Nokea
A patient has recently been diagnosed with symptomatic bradycardia. Which of the following medications is the most recognized for treatment of symptomatic bradycardia?
- A. Questran
- B. Digitalis
- C. Nitroglycerin
- D. Atropine
Correct Answer: D
Rationale: Atropine encourages increased rate of conduction in the AV node.
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A nurse who is assessing the health-related physical fitness of a client as part of a health assessment should focus on which of the following aspects of the assessment?
- A. agility
- B. speed
- C. body composition
- D. risk factors
Correct Answer: D
Rationale: A health assessment should focus on possible risk factors of the client.
A client is given an opiate drug for pain relief following general anesthesia. The client becomes extremely somnolent with respiratory depression. The physician is likely to order the administration of:
- A. naloxone (Narcan).
- B. labetalol (Normodyne).
- C. neostigmine (Prostigmin).
- D. thiothixene (Navane).
Correct Answer: A
Rationale: Naloxone is an opiate antagonist. It attaches to opiate receptors and blocks or reverses the action of narcotic analgesics. Choice 2 is incorrect because Labetalol is a beta blocker. Choice 3 is incorrect because Neostigmine is an anticholinesterase agent. Choice 4 is incorrect because Thiothixene is an antipsychotic agent.
Chemotherapeutic agents often produce a degree of myelosuppression including leukopenia. Leukopenia does not present immediately but is delayed several days or weeks because:
- A. the client's hemoglobin and hematocrit are normal.
- B. red blood cells are affected first.
- C. folic acid levels are normal.
- D. the current white cell count is not affected by chemotherapy.
Correct Answer: D
Rationale: Time is required to clear circulating cells before the effect that chemotherapeutic drugs have on precursor cell maturation in the bone marrow becomes evident.
A client is given an opiate drug for pain relief following general anesthesia. The client becomes extremely somnolent with respiratory depression. The physician is likely to order the administration of:
- A. naloxone (Narcan)
- B. labetalol (Normodyne)
- C. neostigmine (Prostigmin)
- D. thiothixene (Navane)
Correct Answer: A
Rationale: Naloxone reverses opioid-induced respiratory depression and somnolence by antagonizing opioid receptors. The other drugs do not address opioid overdose.
A diet high in fiber content can help an individual to:
- A. lose body weight fast.
- B. reduce diabetic ketoacidosis.
- C. lower cholesterol.
- D. reduce the need for folate.
Correct Answer: C
Rationale: Fiber-rich foods (such as grains, apples, potatoes, and beans) can help lower cholesterol.