HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 1 of 72
Which one of the following drugs, when used chronically, is associated with the development of bone pain and mineralization defects such as osteomalacia?
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 2 of 72
A patient with a recent drug poisoning is transported to the emergency department. The physician orders (correctly, in this case) administration of pralidoxime as part of the comprehensive emergency treatment plan. Which one of the following best describes who the patient was?
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 3 of 72
The fall in blood pressure caused by d-tubocurarine is due to
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 4 of 72
Increased heart rate and dilated pupils are associated with the activation of the:
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 5 of 72
A morbidly obese person visits the local bariatric (weight loss) clinic king a pill that will help shed weight. The physician prescribes dextroamphetamine. In addition to causing its expected centrally mediated anorexigenic (appetite-suppressant) effects it causes a host of peripheral adrenergic effects that, for some patients, can prove fatal. The main mechanism by which dextroamphetamine or amphetamines in general, cause their peripheral autonomic effects is
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 6 of 72
Atropine is used in treatment of:
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 7 of 72
Prazosin is an effective antihypertensive while nonselective α adrenergic blockers are not because
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 8 of 72
Following events occur in the cytoplasm and not inside storage vesicles, except
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 9 of 72
Drugs that block the α receptor on effector cells at adrenergic nerve endings
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 10 of 72
Which is WRONG about dopamine:
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 11 of 72
The following statements concerning prazosin and phentolamine are correct EXCEPT:
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 12 of 72
Nicotinic receptors are blocked by which of the following:
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 13 of 72
Stimulation of exocrine glands by muscarinic agonist leads to
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 14 of 72
Select the ergot compound which is primarily used for dementia
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 15 of 72
The apical surface of the gustatory sensory cells is equipped with:
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 16 of 72
Ritodrine is a drug indicated for suppressing uterine contractions in premature labor. The drug also causes bronchodilation. It has no vasoconstrictor effects, nor any effects on the size of the pupil of the eye. Which of the following is the most likely classification of this drug?
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 17 of 72
Recognized adverse effects of quinidine include which one of the following?
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 18 of 72
What is a common side effect of atropine overdose?
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 19 of 72
Which of the following drugs is expected to cause anticholinergic adverse effects:
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 20 of 72
Which of the listed nerves is NOT a branch of n. peroneus (fibularis) communis?
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 21 of 72
Which of the following could antagonize renal vasodilatation induced by dopamine:
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 22 of 72
Activity of which adrenergic receptor is linked to activation of G proteins
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 23 of 72
Postoperative muscle soreness may be a side effect of the following neuromuscular blocker
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 24 of 72
Neostigmine is a drug useful in treatment of myasthenia gravis, but it causes parasympathomimetic effects unless another drug is given first. This drug is:
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 25 of 72
Which of the following therapies would be most useful in the management of severe hypercalcemia?
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 26 of 72
Adrenaline is NOT given orally because:
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 27 of 72
Choose the incorrect statement from the following
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 28 of 72
Following enzyme is involved in the synthesis of acetylcholine
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 29 of 72
Which of the following alpha adrenoceptor blockers is powerful and also has longer duration of action?
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 30 of 72
The most efficacious inhibitor of catecholamine synthesis in the body is
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 31 of 72
Drug X causes an increase in blood pressure and a decrease in heart rate when administered to a patient intravenously. If an antagonist at ganglionic nicotinic receptors is administered first, drug X causes an increase in blood pressure and an increase in heart rate. Drug X most likely is
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 32 of 72
Which of the following indirectly acting sympathomimetics is an uptake-1 inhibitor?
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 33 of 72
Phenylephrine is useful as
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 34 of 72
During sympathetic activation, what effect does it have on the respiratory system?
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 35 of 72
Propranolol is useful in all of the following except
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 36 of 72
The motor fibers of n. facialis are:
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 37 of 72
Which alpha blocker is often used to manage symptoms of benign prostatic hyperplasia (BPH)?
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 38 of 72
Parasympathomimetic drugs are drugs that:
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 39 of 72
The neurotransmitter agent that is normally released in the sinoatrial node of the heart in response to a blood pressure increase is
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 40 of 72
Which of the following cholinesterase inhibitors is preferred in patients hypersensitive to the bromide ion?
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 41 of 72
Phenylephrine
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 42 of 72
Propranolol produces all of the following actions EXCEPT:
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 43 of 72
Terbutaline specifically stimulates:
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 44 of 72
Which of the following mydriatics has the fastest and briefest action?
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 45 of 72
A visitor from another city comes to your office complaining of incessant cough. He has diabetes and hypertension and has recently started taking a different antihypertensive medication. The most likely cause of his cough is
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 46 of 72
Following is a naturally occurring tertiary amine anti-cholinesterase
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 47 of 72
Following is a tertiary amine anti-muscarinic drug mainly used for mydriatic or cycloplegic action
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 48 of 72
When pupillary dilation-but not cycloplegia-is desired, a good choice is
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 49 of 72
α2-adrenergic receptors are associated with following except
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 50 of 72
Pralidoxime is a cholinesterase reactivator used in treatment of toxicity by:
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 51 of 72
The following drug can be used in prophylaxis of migraine:
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 52 of 72
Hypertensive effect of adrenaline is reversed by:
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 53 of 72
Which of the following is not a parasympatholytic drug:
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 54 of 72
Atropine does not exert relaxant/antispasmodic effect on the following muscle
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 55 of 72
Review of a patients chart reveals that two years ago she was treated with ritodrine. Which of the following was the most likely condition or reason for which this drug was given?
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 56 of 72
Which of the following sympathomimetics is not a catecholamine:
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 57 of 72
66-year-old female with a long history of heavy smoking presents to her doctor with complaints of shortness of breath and chronic coughing that has been present for about 2 years: and has been worsening in frequency. The doctor decides to prescribe a bronchodilator agent that has minimal cardiac side effects, since the patient also has an extensive cardiac history. Which medication did the doctor likely prescribe?
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 58 of 72
Dopamine intravenous infusion is used in treatment of:
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 59 of 72
The biochemical mechanism of action of digitalis is associated with
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 60 of 72
Nitroglycerin is a vasodilator used in treatment of angina. A common side effect of its vasodilator activity is a reflex increase in heart rate, which is sometimes dangerous. Which drug could inhibit this reflex cardiac stimulation?
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 61 of 72
Continuous exposure of catecholamine-sensitive cells and tissues to adrenergic agonists causes a progressive diminution in their capacity to respond, this phenomenon is called as
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 62 of 72
The ciliary muscle of iris has predominant
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 63 of 72
Which one of the following can be blocked by atropine?
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 64 of 72
Your patient is diagnosed with myasthenia gravis, and she is given a prescription for pyridostigmine. Which of the following best summarizes the drug's mechanism of action?
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 65 of 72
Which of the following antimuscarinic drugs is short acting mydriatic?
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 66 of 72
The following drugs can depress the sympathetic activity EXCEPT:
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 67 of 72
During surgery we administer hexamethonium to an anesthetized patient. Which of the following effects should you expect in response to this drug?
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 68 of 72
Which one of the following drugs can trigger severe bronchospasm in a patient who has asthma?
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 69 of 72
Concerning Alpha blockers, which of the following is CORRECT:
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 70 of 72
Which of the following ß-adrenoceptor blockers is the drug of choice for treatment of essential tremors?
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 71 of 72
Prazosin
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HESI LPN · LPN Drugs and the Peripheral Nervous System
Question 72 of 72
Agents that block neuromuscular transmission of acetyl choline acts via
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