Nokea
When describing the various types of medications to a group of nursing students, a nursing instructor would identify which of the following as a source for deriving medications?
- A. Plants
- B. Synthetic sources
- C. Mold
- D. All the above
Correct Answer: D
Rationale: Medications are derived from natural sources, for example, plants, molds, minerals, and animals, as well as created synthetically in a laboratory.
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Hannah will be traveling to Mexico with her church group over spring break to build houses. She is concerned she may develop traveler's diarrhea. Advice includes following normal food and water precautions as well as taking:
- A. Loperamide four times a day throughout the trip
- B. Bismuth subsalicylate with each meal and at bedtime
- C. A prescription for diphenoxylate with atropine to use if she gets diarrhea
- D. None of the above
Correct Answer: B
Rationale: Bismuth subsalicylate prevents traveler's diarrhea when taken prophylactically; loperamide or diphenoxylate are for treatment, not prevention.
A patient asks the nurse, What is a Drug Enforcement Agency (DEA) number? What is the nurse's best response?
- A. DEA Numbers are given to physicians and pharmacists when they register with the DEA to prescribe and dispense controlled substances.
- B. Physicians must have a DEA number in order to prescribe any type of medication for patients.
- C. DEA numbers are case numbers given when someone breaks the law involving a controlled substance.
- D. DEA numbers are contact numbers to talk with someone at the DEA when questions arise about controlled substances.
Correct Answer: A
Rationale: All pharmacists and physicians must register with the DEA. They are given numbers that are required before they can dispense or prescribe controlled substances. DEA numbers are only needed when prescribing controlled substances. A DEA number is neither a case number nor a phone number.
Beta 2 adrenergic receptor agonists:
- A. Relieve bronchospasms
- B. Potentiates hypertensive
- C. Catecholamine inhibits the reception
- D. Have porasympathominetic action on bronchi
Correct Answer: A
Rationale: Beta-2 adrenergic agonists, like salbutamol, relieve bronchospasms by relaxing bronchial smooth muscle, making them key in asthma and COPD management.
A nurse is preparing to administer Haloperidol 2 mg PO every 12 hr. The amount available is haloperidol 1 mg/tablet. how many tablets should the nurse administer? (Round the answer to the nearest whole number. Do not use a trailing zero.)
- A. 2
- B. 6
- C. 1
- D. 8
Correct Answer: A
Rationale: Calculation: 2 mg ÷ 1 mg/tablet = 2 tablets, matching the provided answer.
A patient with asthma has been using a nicotine transdermal 24-hour patch for 3 weeks to quit smoking. The patient reports having difficulty sleeping. What action will the nurse take?
- A. Ask the provider for a prescription for Nicotrol NS
- B. Recommend removing the patch at bedtime
- C. Suggest using an 18-hour patch instead
- D. Tell the patient to stop the patch and join a support group
Correct Answer: C
Rationale: An 18-hour patch reduces sleep disruption while aiding cessation; Nicotrol is risky with asthma. The patient should try an 18-hour patch to help with sleep.