Which statement made by the nurse explains the rationale for the use of donepezil for clients diagnosed with Alzheimer's dementia?

Donepezil increases the availability of acetylcholine at cholinergic synapses.

Donepezil decreases acetylcholine in the periphery to increase movement.

Donepezil delays transmission of acetylcholine at the neuronal junction.

Donepezil works to bind the dopamine at neuron receptor sites to increase ability.

Answer and Explanation

The Correct Answer is A

Donepezil is a medication used to treat Alzheimer's dementia. Its main mechanism of action is the inhibition of the acetylcholinesterase enzyme in the brain ¹. This increases the availability of acetylcholine at cholinergic synapses ⁵, which can improve cognition and function in clients with Alzheimer's dementia ¹.
Option B is incorrect because donepezil does not decrease acetylcholine in the periphery to increase movement.
Option C is incorrect because donepezil does not delay the transmission of acetylcholine at the neuronal junction.
Option D is incorrect because donepezil does not bind dopamine at neuron receptor sites to increase ability.

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Correct Answer is B

Explanation

Risperidone is an atypical antipsychotic medication used to treat schizophrenia ¹. It works by changing the activity of certain natural substances in the brain ¹. A therapeutic outcome for this medication would be a decrease in symptoms of schizophrenia such as delusional thinking and audiovisual hallucinations ¹.
Option A is not correct because orthostatic hypotension and sedation are side effects of risperidone, not therapeutic outcomes ¹.
Option C is not correct because restful sleep and increased coping abilities are not specific therapeutic outcomes for risperidone in the treatment of schizophrenia.
Option D is not correct because decreased anxiety and improved dietary habits are not specific therapeutic outcomes for risperidone in the treatment of schizophrenia.

A. A medication that causes harm to a fetus. B. A medication that causes kidney damage. C. A medication that acts in the opposite manner than expected. D. A medication that causes an additive eﬀect.

Correct Answer is A

Explanation

Teratogenic refers to an agent or factor that causes malformation of an embryo ¹. It is something that can interfere with normal fetal development and cause congenital disabilities ³. Drugs, alcohol, chemicals, and toxic substances are examples of teratogens ³.
Option B is not correct because teratogenic specifically refers to harm caused to a fetus, not kidney damage.
Option C is not correct because teratogenic does not refer to a medication acting in the opposite manner than expected.
Option D is not correct because teratogenic does not refer to a medication causing an additive eﬀect.

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Which statement made by the nurse explains the rationale for the use of donepezil for clients diagnosed with Alzheimer's dementia?

Nursing Test Bank

Naxlex Comprehensive Predictor Exams

A 20-year-old client is admitted for treatment of acute schizophrenia and started on risperidone. Which of the following indicates a therapeutic outcome for this medication?

Correct Answer is B

Explanation

A medication is described as having teratogenic side effects. The nurse understands that teratogenic is defined as which of the following?

Correct Answer is A

Explanation

A teenager was brought into the emergency room following a lorazepam overdose. What antidote would the nurse expect to administer?

The nurse is administering valproic acid to a client for seizures and finds a serum range for valproic acid of 130 mcg/mL. What does the nurse anticipate the provider will do?

A client child accidentally ingested her mother's lorazepam and the child is now very sleepy. Which of these medications would the nurse want to have readily available in case benzodiazepine reversal is needed?

A client tells their provider they have had difficulty sleeping for six months. They are requesting a sleep aid to take as needed. Which medication would the nurse anticipate the provider to order?

What is the term for a life-threatening, exaggerated response by the body's immune system following the administration of a medication?

A nurse provides teaching for a client newly diagnosed with Parkinson's disease. Which statement by the client indicates an understanding of the medication therapy for this disease?

Which statement about food and medication interactions is most accurate?

The following order has been written for your client: morphine 1 mg intravenously (IV) every 2 hours as needed for pain. Which of these is true regarding this order?