HESI LPN · LPN Peripheral Nervous System Drugs Quizlet
Question 1 of 69
Which of the following agents might mask the hypoglycemic reaction in treated diabetic patients?
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Question 2 of 69
Which beta blocker is commonly used in the treatment of angina and post-myocardial infarction?
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Question 3 of 69
Tyramine induces release of noradrenaline from adrenergic nerve endings
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Question 4 of 69
A drug useful in treatment of acute attack of migraine is:
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Question 5 of 69
Some medications for relief of cold/allergy symptoms contain pseudoephedrine, which acts as a decongestant. If a patient who is taking an MAO inhibitor takes pseudoephedrine, what is the likely outcome?
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Question 6 of 69
34-year-old carpenter presents to the emergency room after an accident in which he inadvertently chopped off the tip of his index finger. He is taken to the operating room for reattachment of the digit, and after sedation, a local anesthetic is administered around the site of the injury. The local anesthetic used in the procedure did not contain any epinephrine, as it usually does for most surgical procedures. The reason for this is
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Question 7 of 69
The 'amine' ergot alkaloid differs from 'amino acid' ergot alkaloids in that it has
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Question 8 of 69
Which drug is most likely to cause muscle tremor:
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Question 9 of 69
The skeletal muscle relaxant causing significant release of histamine is
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Question 10 of 69
Which of the following drugs has highest alpha agonist activity?
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Question 11 of 69
d-Amphetamine is not used in
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Question 12 of 69
Adrenaline raises blood glucose level by the following actions except
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Question 13 of 69
A ßadrenergic blocker that is primarily eliminated unchanged by renal excretion is
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Question 14 of 69
In the autonomic regulation of blood pressure
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Question 15 of 69
The neuromuscular blocker having prominent antivagal action is
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Question 16 of 69
Match the nerves on the left to their target of innervation from the drop list on the right:
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Question 17 of 69
Which of the following is true of sildenafil
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Question 18 of 69
Following drug enhances the evoked release of acetylcholine
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Question 19 of 69
Which of the following is an alpha-blocker used in treatment of hypertension:
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Question 20 of 69
The most suitable mydriatic for a patient of corneal ulcer is
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Question 21 of 69
Following agent reduces the transmitter release by blocking nerve terminal calcium channels
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Question 22 of 69
A 70-year-old man has severe urinary hesitancy associated with benign prostatic hyperplasia. He has tried alpha blockers with little relief. His physician recommends a drug that blocks 5α reductase in the prostate and writes a prescription for
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Question 23 of 69
Which of the following drugs is a direct stimulant of $ß1$ and $ß2$ adrenoceptors:
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Question 24 of 69
All of the following are effects of chronic tobacco smoking EXCEPT:
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Question 25 of 69
Ipratropium is a synthetic bronchodilator atropine substitute administered by:
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Question 26 of 69
We have an emergency clinical situation, which require a drug to produce both bronchodilation and raise blood pressure. Which one of the following drugs can achieve these two goals:
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Question 27 of 69
A direct-acting cholinomimetic that is lipid-soluble and often used in the treatment of glaucoma is
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Question 28 of 69
Selective B2 agonists produce all of the following EXCEPT:
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Question 29 of 69
Datura stramonium (thorn apple) mainly contains following muscarinic antagonist
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Question 30 of 69
Following is an antagonist of ganglion type nicotinic receptors
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Question 31 of 69
Adverse effects of atropine include the following EXCEPT:
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Question 32 of 69
Which of the following best describes the mechanism of action of scopolamine?
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Question 33 of 69
The following plant alkaloids give derivatives which are used to treat migraine:
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Question 34 of 69
What significant side effect of terazosin should the doctor warn a 69-year-old male patient about?
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Question 35 of 69
Propranolol is useful in treatment of all of the following conditions EXCEPT:
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Question 36 of 69
What is the main neurotransmitter released by the parasympathetic nervous system?
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Question 37 of 69
N. hypoglossus exits the cranial cavity through:
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Question 38 of 69
Acute attack of migraine can be treated by:
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Question 39 of 69
Which one of the following properties makes labetalol different from nearly all the other B-blockers on the market?
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Question 40 of 69
This is a strange day for you in the emergency department. Now you have to treat another normovolemic patient with acute drug-induced hypotension, and give the usually correct and effective dose of phenylephrine. This time the drug causes a vasopressor response that is far greater than you've ever encountered: systolic-pressure rises dramatically, if not dangerously. Which of the following drugs did the patient most likely take an overdose of?
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Question 41 of 69
Heart has beta as sympathetic and vagus as parasympathetic drive. If simultaneously both are blocked by beta blocker and atropine, the heart will
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Question 42 of 69
α1- receptors are coupled with G protein.
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Question 43 of 69
Denervation super-sensitivity includes
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Question 44 of 69
Which of the following is a characteristic of the sympathetic nervous system's response to stress?
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Question 45 of 69
Adrenaline combination with local anesthetics has the following effects EXCEPT
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Question 46 of 69
The house officer considers prescribing nadolol for a 53-year-old patient. Which of the following preexisting conditions (co-morbidities) would most likely contraindicate safe use of this drug?
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Question 47 of 69
The sympathetic fibers to ganglion ciliare originate from:
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Question 48 of 69
What is the primary neurotransmitter deficiency associated with Parkinson's disease?
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Question 49 of 69
Which of the following sympathomimetic drugs is a non-catecholamine?
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Question 50 of 69
A 55-year-old patient with severe posthepatitis cirrhosis is started on a diuretic for another condition. Two days later he is found in a coma. The drug most likely to cause coma in a patient with cirrhosis is
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Question 51 of 69
While undergoing a surgical procedure a patient develops hypotension. Which of the following drugs can be injected intramuscularly to raise his BP
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Question 52 of 69
We want to prescribe scopolamine, as a transdermal drug delivery system (skin patch), for a patient who will be leaving for an expensive cruise and is very susceptible to motion sickness. For which of the following co-morbidities scopolamine is contraindicated?
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Question 53 of 69
Following is a synthetic analogue of atropine, used as an inhalational drug in asthma
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Question 54 of 69
The organ extremely sensitive to the action of atropine is
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Question 55 of 69
A patient has been taking digoxin for several years for chronic heart failure is about to receive atropine for another condition. A common effect of digoxin (at therapeutic blood levels) that can be almost entirely blocked by atropine is
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Question 56 of 69
Propranolol is contraindicated in:
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Question 57 of 69
Which one of the following is least likely to be useful in the therapy of hypercalcemia?
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Question 58 of 69
Which of the following is a direct-acting parasympathomimetic that readily pass blood brain barrier and commonly used in treatment of glaucoma:
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Question 59 of 69
Following is a short-acting anti-cholinesterase
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Question 60 of 69
Which of the following has been shown to prolong life in patient with chronic congestive failure but has a negative inotropic effect on cardiac contractility?
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Question 61 of 69
Which of the following drugs is used in cardiogenic shock?
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Question 62 of 69
In general beta blockers produce all of the following EXCEPT:
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Question 63 of 69
Which of the following α-adrenoceptor blockers is used as anti-glaucoma agent
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Question 64 of 69
Yohimbine is an antagonist of receptors.
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Question 65 of 69
The term catecholamine best describes drugs that are:
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Question 66 of 69
A patient presents with food poisoning that is attributed to botulism (Botulinum toxin poisoning). Which of the following is a correct characteristic, finding, or mechanism associated with this toxin?
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Question 67 of 69
Which of the following evidences anticholinergic side effects:
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Question 68 of 69
Reserpine, an alkaloid derived from the root of Rauwolfia serpentina
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Question 69 of 69
Muscarinic receptors can be stimulated by the following drugs EXCEPT:
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