ATI Pharmacology Quizlet

Correct Answer: A

Rationale: Spironolactone is a potassium-sparing diuretic. The client should avoid salt substitutes because they often contain potassium, which could lead to hyperkalemia. Hyperkalemia, or high levels of potassium in the blood, is a potential side effect of spironolactone, and ingesting additional potassium from salt substitutes can exacerbate this risk.

Correct Answer: B

Rationale: Dopamine, when administered at a low dose, acts on beta1 receptors in the heart, leading to increased myocardial contractility. This positive inotropic effect results in improved cardiac output, which is beneficial for a client with severe heart failure. Dopamine does not typically cause lowered heart rate, decreased conduction through the AV node, or vasoconstriction of renal blood vessels at low doses.

Correct Answer: A

Rationale: Prednisone can lead to bone loss, so clients should increase their intake of vitamin D and calcium to help maintain bone health.

Correct Answer: D

Rationale: Headache is an adverse effect that the nurse should monitor for in a client taking Desmopressin for Diabetes Insipidus. It can be an early sign of water intoxication, which is a potential complication of desmopressin therapy due to excessive water retention in the body.

Correct Answer: B

Rationale: When administering transdermal Methylphenidate, it is important to leave the patch on for 9 hours each day to ensure the medication is effective. This duration allows for proper absorption of the medication through the skin. It is crucial for parents to follow this instruction to achieve the desired therapeutic effect for their child.