Proctored Pharmacology ATI

Correct Answer: D

Rationale: The correct instruction for the client who has a new prescription for Levothyroxine to treat hypothyroidism is not to discontinue the medication without consulting the provider. Abrupt cessation could lead to the return of hypothyroid symptoms, emphasizing the importance of medical guidance when considering any changes to the treatment plan.

Correct Answer: D

Rationale: Propranolol exerts its pharmacological action by blocking stimulation of both beta1 and beta2 receptors. By doing so, it leads to decreased heart rate and blood pressure. Therefore, both options A and C are correct as propranolol affects both types of beta receptors.

Correct Answer: B

Rationale: Tetracycline can cause photosensitivity, making the client more sensitive to the sun's rays. To prevent adverse reactions like sunburn or skin rashes, it is essential for the client to avoid prolonged sun exposure and wear protective clothing when outdoors.

Correct Answer: B

Rationale: The client stating that they have been taking an antacid to help with indigestion while on naproxen requires further discussion as it can indicate gastrointestinal distress or potential interactions between the medications. Antacids may affect the absorption of naproxen or lead to other complications, so it is important for the nurse to address this statement with the client.

Correct Answer: A

Rationale: Spironolactone is classified as a potassium-sparing diuretic. It works by inhibiting sodium reabsorption in the kidneys while promoting the retention of potassium and hydrogen ions. This mechanism of action helps in reducing fluid retention without causing excessive loss of potassium, which is a common side effect of other diuretics.