Nokea
Food can alter the pH of the stomach, leading to:
- A. Enhanced drug metabolism
- B. Altered vitamin K absorption
- C. Increased vitamin D absorption
- D. Altered drug bioavailability
Correct Answer: D
Rationale: Changes in stomach pH due to food can affect drug dissolution and absorption, altering bioavailability.
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An overdose of amitriptyline may precipitate all the following adverse effects EXCEPT:
- A. Cardiac arrhythmias
- B. Hypotension
- C. Sedation
- D. Jaundice
Correct Answer: D
Rationale: Amitriptyline overdose does not typically cause jaundice; it causes anticholinergic and cardiac effects.
BZDs may be used in following situations EXCEPT:
- A. Anaesthesia
- B. Anxiety
- C. Floppy infant syndrome
- D. Epilepsy
Correct Answer: C
Rationale: Benzodiazepines (BZDs) are used in anesthesia, anxiety, and epilepsy, but floppy infant syndrome is a side effect of maternal BZD use, not a condition treated with them.
Thirty-two units of Humulin insulin is ordered for the patient. The insulin is supplied in a multidose vial that is labeled 100 units/mL. How much insulin would be needed to treat this patient?
- A. 0.032 cc
- B. 0.32 cc
- C. 3.2 cc
- D. 32 cc
Correct Answer: B
Rationale: A cc is equivalent to an mL. There are 100 units in each cc. Divide that amount by 32 units for the answer (0.32 cc).
A nurse is caring for a client who has a new prescription for Niacin to reduce cholesterol. The nurse should monitor for which of the following findings as an adverse effect of Niacin?(Select one that does not apply.)
- A. Jaundice
- B. Hyperglycemia
- C. Hearing loss
- D. Flushing of the skin
Correct Answer: C
Rationale: Niacin causes hyperglycemia , flushing , and jaundice from liver effects.
All the following cross placenta except
- A. Warfarin
- B. Heparin
- C. Phenindione
- D. Morphine
Correct Answer: B
Rationale: Heparin, a large molecule, does not cross the placenta; others do.