ATI LPN
Pharmacology and the Nursing Process 10th Edition Test Bank
Chapter 20 : Cholinergic Drugs Questions
Question 1 of 5
The nurse is reviewing the mechanism of action of cholinergic drugs. The desired effects of cholinergic drugs come from the stimulation of which receptors?
Correct Answer: A
Rationale: The desired effects of cholinergic drugs come from muscarinic receptor stimulation. Many undesirable adverse effects are due to nicotinic receptor stimulation. The other options are incorrect.
Question 2 of 5
A patient calls the clinic to speak to the nurse about taking an herbal product that contains ginkgo (Ginkgo biloba) to -help my memory. He states that he has read much information about the herbal product. Which statement by the patient indicates a need for further education?
Correct Answer: C
Rationale: Drug interactions may occur between ginkgo and aspirin or nonsteroidal anti-inflammatory drugs like ibuprofen, increasing bleeding risk. The other statements are correct.
Question 3 of 5
A patient is receiving a dose of edrophonium. The nurse recognizes that this drug is given to determine the diagnosis of which disease?
Correct Answer: C
Rationale: Edrophonium, an indirect-acting cholinergic drug, is commonly used to diagnose myasthenia gravis by improving muscle strength temporarily. It is not used to diagnose Parkinson's disease, multiple sclerosis, or Alzheimer's disease.
Question 4 of 5
A cholinergic drug is prescribed for a patient. The nurse checks the patient's medical history, knowing that this drug is contraindicated in which disorders?
Correct Answer: B,C,E,F
Rationale: Contraindications to the use of cholinergic drugs include gastrointestinal or genitourinary obstruction, bradycardia, hypotension, and chronic obstructive pulmonary disease due to potential exacerbation of these conditions. Bladder atony and Alzheimer's disease are potential indications for cholinergic drugs.
Question 5 of 5
A patient is receiving memantine 10 mg PO daily. The patient is unable to swallow pills, so an oral solution that contains 2 mg/mL is ordered. Identify how much will the patient receive per dose.
Correct Answer: 5 mL
Rationale: 2 mg : 1 mL :: 10 mg : x mL; (2 * x) = (1 * 10); 2x = 10; x = 5 mL.