A patient asks how most antidepressants work. The nurse responds by saying that antidepressants improve mood by increasing levels of:

GABA and serotonin

Epinephrine and norepinephrine

Norepinephrine and serotonin

Reticular formation

Answer and Explanation

The Correct Answer is C

A. GABA (gamma-aminobutyric acid) is not typically targeted by antidepressants.

B. While some antidepressants may indirectly affect epinephrine and norepinephrine levels, the primary mechanism of action for most antidepressants is through increasing levels of serotonin and/or norepinephrine.

C. Antidepressants commonly work by increasing the levels of neurotransmitters such as norepinephrine and serotonin in the brain.

D. The reticular formation is not directly involved in the mechanism of action of antidepressants.

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Correct Answer is A

Explanation

A. Sexual side effects, including decreased libido and difficulty achieving orgasm, are common with sertraline and should be included in discharge teaching.

B. Sertraline can be taken at any time of day and does not necessarily need to be taken at bedtime.

C. Urinary adverse effects are not typically associated with sertraline use.

D. Light sensitivity is not a common side effect of sertraline.

A. Decrease fluid intake to less than 1500 mL daily B. Notify the provider if experiencing constipation as this may cause lithium toxicity C. Restrict the intake of foods rich in sodium D. Limit aerobic activity in hot weather

Correct Answer is D

Explanation

Explanation:

A. Adequate hydration is important to prevent lithium toxicity; decreasing fluid intake is not recommended.

B. Constipation can slow the excretion of lithium and may increase the risk of toxicity, but it is not the most appropriate preventive measure.

C. Sudden changes in sodium intake can affect lithium levels, so restricting sodium-rich foods without medical advice is not advisable.

D. Clients should be cautious with physical activity in hot weather, as excessive sweating can lead to dehydration, increasing the risk of lithium toxicity.

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A patient asks how most antidepressants work. The nurse responds by saying that antidepressants improve mood by increasing levels of:

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Naxlex Comprehensive Predictor Exams

A nurse is reinforcing discharge teaching to a client who has a new prescription for sertraline (Zoloft) for posttraumatic stress disorder. Which of the following statements should the nurse include?

Correct Answer is A

Explanation

A nurse is caring for a client who has a new prescription for lithium carbonate. When reinforcing teaching with the client about ways to prevent lithium toxicity, the nurse should advise the client do which of the following?

Correct Answer is D

Explanation

What is the correct medical term used to describe impaired blood flow in the coronary arteries?

Aspirin may be used in the treatment of angina and MI for which of the following reasons?

A nurse is reviewing laboratory findings and notes that a client's lithium level is 2.6 mEq/L. Which of the following actions should the nurse plan to take?

The organic nitrates relieve angina pain by veins and coronary arteries.

A nurse is collecting data from a client who takes several daily medications and states that he wants to ask the provider for a prescription for sildenafil (Viagra). The nurse knows that sildenafil is contraindicated due to an interaction with which of the following client's medications?

Which of the following classes of medication decreases heart rate, contractility, and blood pressure, and is used to increase survival rates in post-myocardial infarction patients?

In the treatment of angina, the mechanism of action of a beta-adrenergic blocker is:

What drug classification is considered the drug of choice to decrease triglyceride levels?