ATI Pharmacology Proctored Exam 2023 Quizlet

Correct Answer: A

Rationale: Warfarin is classified as an anticoagulant, which means its primary function is to prevent the formation of blood clots. By inhibiting the synthesis of certain clotting factors in the liver, warfarin reduces the blood's ability to clot, making it an important medication in preventing conditions like strokes and deep vein thrombosis.

Correct Answer: A

Rationale: Filgrastim is a medication used to stimulate the production of white blood cells, specifically neutrophils, to increase the white blood cell count. This increase in white blood cells helps reduce the risk of infections in clients with neutropenia, a condition characterized by low levels of neutrophils.

Correct Answer: B

Rationale: When taking Hydrochlorothiazide, a thiazide diuretic, the client is at risk for potassium loss. The nurse should advise the client to monitor their potassium levels and increase potassium intake if necessary to prevent complications associated with hypokalemia.

Correct Answer: C

Rationale: Nafcillin is an appropriate alternative within the penicillin class for clients who have difficulty swallowing tablets or struggle with liquid or chewable medications. It is available for intramuscular (IM) or intravenous (IV) administration, offering options beyond oral formulations.

Correct Answer: B

Rationale: The correct instruction for a client using nitroglycerin transdermal patches is to remove the patch every night before bedtime. This is essential to prevent tolerance to the medication's effects. Continuous exposure to nitroglycerin can lead to the body becoming less responsive to its therapeutic effects over time, making it less effective in managing the condition it is prescribed for.