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Test your basic knowledge |
USMLE/COMLEX Step 1 Pharmacology One Liners
Start Test
Study First
Subjects
:
health-sciences
,
usmle-step-1
,
comlex
Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. Diuretic used to antagonize aldosterone receptors
Risperidone
Nonselective Muscarinic Antagonists
Dimercaprol
Spironolactone
2. DMARDs are slow acting drugs for
Cutaneous flush
Phenoxybenzamine
Low therapeutic index
Rheumatic disease
3. Maximum response achieveable from a drug
Peripheral neuritis and hepatitis
Hepatotoxicity
Efficacy
Bleomycin - vinca alkaloids - antimetabolites (eg. - 5- FU - 6- MP - methotrexate - etoposide)
4. Agents used in treatment of carcinoid tumor
Zileuton
Minocycline
Mechlorethamine
Ketanserin cyproheptadine - and phenoxybenzamine
5. Rapid acting - crystalline zinc insulin used to reverse acute hyperglycemia
Midazolam
Diphenhydramine and cimetridine - respectively
Regular (Humulin R)
Low therapeutic index
6. This agent may cause more severe - rapid and intense symptoms to a recovering addict
Vitamin B12
Naloxone
Ganciclovir
PGE1
7. Toxicities include nephrotoxicity and ototoxicity - leading to a severe interaction with aminoglycosides
Betamethasone and dexamethasone
Bind ergosterol in fungal cell membrane
Tetrabenazine (amine depleting drug) - Haloperidol (antipsychotic)
Cisplatin
8. Similar to clonidine and may cause hypotension
Serum ammonia and LFT's
Cevimeline
Interleukin 11 (oprelvekin)
Tizanidine
9. SE of salicylates
Letrozole - anastrozole
Zolpidem
Atropine - homatropine - C1208 tropicamide
Tinnitus - GI bleeding
10. Adenosine's MOA
Heparin
Infants - closed angle glaucoma - prostatic hypertrophy
Activattion on an inward K+ current and inhibition of Ca++ current resulting in marked hyperpolarization
Acebutolol and atenolol
11. Anti - seizure drugs used also for bipolar affective disorder (BAD)
Morphine
Isoflurane
Zolpidem
Valproic acid - carbamazepine - phenytoin and gabapentin
12. This agent regenerates active cholinesterase and is a chemical antagonist used to treat organophosphate exposure
Cardiac anomalies and is contraindicated in pregnancy or lactation
Phase I
Pralidoxime
Infants - closed angle glaucoma - prostatic hypertrophy
13. MOA of class III antiarrhythmics
Pregnancy
Lupus - like syndrome
Adriamycin (doxorubicin) +bleomycin - vinblastine +dacarbazine
Potassium channel blockers
14. Irreversible - nonselective COX inhibitor
Pregnancy
Buprenorphine
Aspirin
Allopurinol
15. Antidote useful for some drug induced Torsade de pointes
Tolerance
Increase the DURATION of GABA- mediated chloride ion channels
Esmolol
Magnesium sulfate
16. Vascular effects of metformin
Prazosin - terazosin - doxazosin
Cisplatin
Decreased micro and macro vascular disease
6- mercaptopurine (6- MP)
17. Clinical uses of these agents include treatment of HTN - angina - arrhythmias - chronic CHF - and selected post MI patients
Beta blockers
Hypercalcemia
Buspirone
Disulfiram - like reaction
18. These agents are used as antitussive
Inhibits thyroid hormone synthesis by blocking iodination of the tyrosine residues of thyroglobulin
Dextromethorphan - Codeine
block SLUD (salivation - lacrimation - urination - defecation
Cholinesterase regenerators - pralidoxime
19. Atropine fever is the most dangerous effect and can be lethal in this population group
You have 1 heart (Beta 1) and 2 lungs (Beta 2)
Infants
Amiodarone
Nifurtimox
20. Antipsychotic having the strongest autonomic effects
Risperidone
Thioridazine
Severe hypertension
Digibind (also need to d/c digoxin - normalize K+ - and lidocaine if pt. Is arrhythmic)
21. H1 blocker that is also a serotonin antagonist
Fluphenazine and haloperidol
Nondepolarizing Neuromuscular Blockers
Spironolactone
Cyproheptadine
22. This is combined with L- dopa - inhibits DOPA decarboxylase (active only peripherally) which allows lower effective doses of L- dopa and allows for fewer SE's (GI distress - postural hypotension - and dyskinesias)
Neutropenia and agranulocytosis
Leucovorin
Carbidopa
Aspirin - Nitrates - CCB - and Beta blockers
23. Drug elimination with a constant amount metabolized regardless of drug concentration
Zero order kinetics
Little C- peptide
Adenosine
Peripheral neuropathy (also excessive alcohol use is associated with HTN - anemia - and MI)
24. Initial DMARD of choice for patients with RA
Methotrexate
Low potency phenothiazines and ziprasidone
First pass effect
Sermorelin
25. Partial opioid agonist - considered a strong analgesic - has a long duration of action and is resistant to naloxone reversal
Buspirone
Buprenorphine
Selegiline
First generation due to being more lipid - soluble
26. Antidote used for opioid toxicity
Cocaine 'super - speed'
Dexamethasone suppression test
Naloxone (IV) - naltrexone (PO)
Valproic acid
27. Indirect - Acting ACh Agonist - alcohol - short DOA and used in diagnosis of myasthenia gravis
Atropine - pralidoxime (2- PAM)
Edrophonium
Halothane and methoxyflurane
FOMEPIZOLE - used to prevent formation of toxic metabolites from methanol and ethylene glycol ingestion
28. Antidepressant having stimulant effects similar to SSRI's and can increase blood pressure
Suramin
Angiotensin receptor
Alkylating agent
Venlafaxine
29. SE of AGI's
Valproic acid
Steady state
block SLUD (salivation - lacrimation - urination - defecation
Flatulence (do not use beano to tx) - diarrhea - abdominal cramps
30. Treatment of motion sickness
Postural hypotension - reflex tachycardia - hot flashes - and throbbing headache due to meningeal artery dilation
block SLUD (salivation - lacrimation - urination - defecation
Scopolamine - meclizine
Mostly in the brain - and they mediate synaptic inhibition via increased K+ conductance
31. Reason ergot alkaloids are contraindicated in pregnancy
Inhaled anesthetics - especially isoflurane - aminoglycosides - and antiarrhythmic
Positive Comb's test - depression
Uterine contractions
Most are thought to act at GABA- A receptor - chloride channel
32. Lacrimation - rhinorrhea - yawning - sweating - weakness - gooseflesh - nausea - and vomiting - tremor - muscle jerks - and hyperpnea are signs of this syndrome
Abstinence syndrome
First generation due to being more lipid - soluble
Ortho - Evra
Doxepin
33. Heterocyclic antidepressants least likely to affect sexual performance - used for management of nicotine withdrawal - SE's include dizziness - dry mouth - aggravation of psychosis - and seizures
Low therapeutic index
Hyperkalemia
Aminocaproic acid
Bupropion
34. PTU (propylthiouracil) MOA
Inhibits thyroid hormone synthesis by blocking iodination of the tyrosine residues of thyroglobulin
CNS depressants
Spironolactone
Selective inhibitor of microtubule assembly
35. Antidote to reverse actions of heparin
Protamine sulfate
Rebound HTN - sedation - dry mouth
Sumatriptan - naratriptan - and rizatriptan
Lithium toxicity
36. Very rapid acting insulin - having fastest onset and shortest duration of action
Thyroxine
Propranolol
Liver toxicity - increased serum cholesterol
Lispro (Humalog) - aspart - glulisine
37. The most toxic organophosphate
Rifampin
Parathion
Flutamide (Eulexin)
Angiotensin receptor
38. Term for a high margin of safety
Carboplatin
Metformin
Carbamazepine - gabapentin - lamotrigine - and valproic acid
High therapeutic index
39. Main route of metabolism for benzodiazepines
Decrease arterial blood pressure
Maprotiline
Zolpidem
Hepatic
40. Antibiotic causing red - man syndrome - and prevention
Carbamazepine
Increasing afterload and tissue perfusion declines
L- thyroxine (T4)
Vancomycin - infusion at a slow rate and antihistamines
41. Agent having no effect on D2 receptors - blocks D4 - reserved for resistant schizophrenia - and can cause fatal agranulocytosis
Atrial fibrillation and CHF
Clozapine
Mast cell stabilizer
Heroin - morphine - oxycodone - meperidine and fentanyl
42. Drug notorious for causing pseudomembranous colitis
Rhabdomyolysis
5- flouracil (5- FU)
Mast cell stabilizer
Clindamycin
43. Anti - androgen used for prostate cancer
Pancuronium
Flutamide (Eulexin)
Hydralazine
lispro insulin - aspart insulin - glulisine insulin
44. Converts asparagine to aspartate and ammonia - denies cancer cells of essential AA (asparagine)
increase the FREQUENCY of GABA- mediated chloride ion channel opening
L- asparaginase
L- dopa
Dry cough
45. B- blockers that are more cardioselective
Aldehyde dehydrogenase
Vitamin K and Fresh frozen plasma (FFP)
Buspirone
Beta -1 selective blockers
46. Meningitis prophylaxis in exposed patients
Clearance (CL)
Ultralente (humulin U)
Amoxapine
Rifampin
47. Short acting Beta 2 agonists that is drug of choice in treatment of acute asthma but not recommended for prophylaxis
Albuterol
Ketanserin cyproheptadine - and phenoxybenzamine
Smooth muscle; stomach - heart - and mast cells; nerve endings - CNS respectively
Pancuronium
48. Antiglaucoma organophosphate
Ceftriaxone or cefuroxime
Abstinence syndrome
Ototoxicity
Echothiophate
49. Weak opioid agonist - poor analgesic - its overdose can cause severe toxicity including respiratory depression - circulatory collapse - pulmonary edema - and seizures
Buspirone
Propoxyphene
Marijuana
Competitive antagonist
50. MOA of class I A (eg. Procainamide) - class IB (eg. Lidocaine) - and class IC (eg. Flecainide) antiarrhythmics
Prilocaine
Sodium channel blockers
Cimetidine
Yohimbine