Nokea
What is the entry of drugs into the plasma?
- A. Absorption
- B. Distribution
- C. Elimination
- D. Metabolism
Correct Answer: A
Rationale: Absorption is the process by which a drug enters the plasma from its administration site, the first step in pharmacokinetics.
You may also like to solve these questions
Patient education regarding the use of ciprofloxacin-hydrocortisone (Cipro HC otic) ear drops includes:
- A. Fill the canal with the drops with each dose
- B. Some redness and itching around the ear canal is normal
- C. Warm the bottle of ear drops in his or her hand before administering
- D. Cipro HC otic may cause ototoxicity
Correct Answer: C
Rationale: Warming Cipro HC improves comfort; filling or ototoxicity aren't standard advice.
GLP-1 agonists:
- A. Directly bind to a receptor in the pancreatic beta cell
- B. Have been approved for monotherapy
- C. Speed gastric emptying to decrease appetite
- D. Can be given orally once daily
Correct Answer: A
Rationale: GLP-1 agonists bind beta-cell receptors to enhance insulin release; they're not monotherapy-approved or oral .
Which of the following two cyclooxygenase isoenzymes is constitutively expressed?
- A. COX-1
- B. COX-2
Correct Answer: A
Rationale: COX-1 is constitutively expressed in most tissues, maintaining normal functions, unlike inducible COX-2.
When prescribing Adderall (amphetamine and dextroamphetamine) to adults with ADHD the nurse practitioner will need to monitor:
- A. Blood pressure
- B. Blood glucose levels
- C. Urine ketone levels
- D. Liver function
Correct Answer: A
Rationale: Adderall increases blood pressure, requiring monitoring.
Which route of drug administration is most likely to lead to first pass effect?
- A. Sublingual
- B. Oral
- C. Intravenous
- D. Intramuscular
Correct Answer: B
Rationale: Oral administration subjects drugs to the first-pass effect, where they are metabolized by the liver via the portal vein before reaching systemic circulation, reducing bioavailability.