Nokea
What must the nurse have before administering any medication? (Select one that does not apply.)
- A. A current license to practice
- B. A medication order signed by a practitioner licensed with prescription privileges
- C. Knowledge of the medication
- D. Consultation with a pharmacist
Correct Answer: D
Rationale: Physicians must be licensed to prescribe medications; nurses must be licensed to administer medications. Safe medication administration includes knowledge of the medication, pathophysiology of patient diagnoses, and pharmacodynamics of the ordered medication on the pathophysiology. It is not necessary for the nurse to consult with a pharmacist each time medication is to be administered to a patient.
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Glucocorticoids:
- A. Decrease amount of immunocompetent cells and macrophages in the blood
- B. Stimulate activity of macrophages and monocytes
- C. Increase amount of T lymphocytes
- D. Stimulate production of antibodies
Correct Answer: A
Rationale: Glucocorticoids reduce immunocompetent cells and macrophages, contributing to their immunosuppressive effects.
Adverse event of alfa glucosidase inhibitors is:
- A. Disorder of intestine function
- B. Weight gain
- C. Acidosis
- D. Allergy reactions
Correct Answer: A
Rationale: Alpha-glucosidase inhibitors like acarbose cause intestinal issues (e.g., flatulence) due to undigested carbohydrates.
The patient asks the nurse, Is it safe to take over-the-counter (OTC) medications with prescription medications? What is the nurses best response?(Select one that does not apply.)
- A. OTC medications can interact with prescription medications.
- B. It is important to tell your doctor all medications you take, including OTC.
- C. OTC medications could mask or hide signs and symptoms of a disease.
- D. You should avoid taking any OTC medication when taking prescription drugs.
Correct Answer: D
Rationale: OTC medications can interact with prescription medications or other OTC so it is always important to consult your pharmacist and provider for advice. To provide the most accurate instruction, the health care provider must know all medications taken including dietary supplements, OTC, and prescription. OTC medications could mask or hide symptoms of a disease so it is always important to consult a physician if symptoms persist. OTC medications are not prohibited when taking prescription drugs as long as no drug interaction occurs.
Ginseng, which is taken to assist with memory, may potentiate:
- A. Aricept
- B. Insulin
- C. Digoxin
- D. Propranolol
Correct Answer: C
Rationale: Ginseng can increase digoxin levels, potentially leading to toxicity.
Which of the following is NOT true regarding ligand-gated ion channels?
- A. React quickly to a stimulus or ligand
- B. Can have intracellular binding sites
- C. Can exhibit allosteric binding
- D. Open or close in response to deformations in the cell membrane
Correct Answer: D
Rationale: Ligand-gated channels respond to ligands, not mechanical deformation (which is typical of mechanosensitive channels).