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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. SE of Amiodarone
Estogens increase maternal TBG
Verapamil
Diethylstilbestrol (DES)
Cardiac dysfunction - photosensitivity - skin (blue smurf syndrome) - Pulmonary fibrosis - thyroid and corneal deposits
2. Dose may need to be increased during pregnancy or with Ocs due to increased TBG in plasma
Mannitol
Thioamides - iodides - radioactive iodine - and ipodate
Thyroxine
Oxytocin - ergonovine and ergotamine
3. Only member of depolarizing neuromuscular blocker - causes fasciculation during induction and muscle pain after use; has short duration of action
Uterine contractions
Oral and transdermal forms of nitroglycerin
Succinylcholine
Muscarinic blockers
4. Inhibit angiotensin - converting enzyme (ACE)
Bile acid - binding resins
Reduce the loss from area of injection
ACE inhibitors
Irreversibly blocking cyclooxygenase
5. All antidepressants have roughly the same efficacy in treating depression - agents are chosen based on these criterion
Benztropine - trihexyphenidyl
Methoxyflurane
Thyroxine
Side - effect profile and prior pt response
6. Toxic to the liver - kidney - lungs - bone marrow - peripheral nerves - and cause brain damage in animals - sudden death has occurred following inhalation
REM is decreased
Uterine contractions
Dimercaprol - EDTA
Fluorocarbons and Industrial solvents
7. Treatment with cancer chemotherapy at high doses every 3-4 weeks - too toxic to be used continuously
Pulse therapy
Benztropine
5- flouracil (5- FU)
Tolerance
8. Receptors for serotonin (5HT-1) are located
Stevens - Johnson syndrome
Cocaine
Buprenorphine
Mostly in the brain - and they mediate synaptic inhibition via increased K+ conductance
9. MOA of corticosteroids
Erythromycin
inhibit phospholipase A2
Cerebral hemorrhage
Ganciclovir - zidovudine - saquinavir - and interferon
10. Two toxicities of aminoglycosides
nephro and ototoxicity
Hydroxychloroquine
DUMBELSS (diarrhea - urination - miosis - bronchoconstriction - excitation of skeletal muscle and CNS - lacrimation - salivation - and sweating)
Terbutaline
11. DOC for Legionnaires' disease
Maprotiline
Bind ergosterol in fungal cell membrane
Erythromycin
High therapeutic index
12. Increased risk of developing cataracts
Quetiapine
NSAIDS
Ability to cross the placenta
Respiratory failure
13. Acetaminophen only has
Metformin
Patches - gum - nasal spray - psychotherapy - and bupropion
Carmustine (BCNU) and lomustine (CCNU)
Antipyretic and analgesic activity
14. These prevent the action of Ach at the skeletal muscle endplate to produce a 'surmountable blockade -' effect is reversed by cholinesterase inhibitors (ex. neostigmine or pyridostigmine)
Increasing sodium excretion and decreases arterial and venous tone
Activattion on an inward K+ current and inhibition of Ca++ current resulting in marked hyperpolarization
Nondepolarizing type antagonists
Spasmolytic drugs
15. Technique used to diagnose perianal itching - and the drug used to treat it
Tetracycline
Activattion on an inward K+ current and inhibition of Ca++ current resulting in marked hyperpolarization
Buprenorphine
Scotch tape technique and mebendazole
16. Benzodiazepine used for anxiety
Uterine contractions
Alprazolam
Inhaled anesthetics - especially isoflurane - aminoglycosides - and antiarrhythmic
Pindolol and acebutolol
17. Site of action of loop diuretics
Methadone
Pregnancy
Thick ascending limb
GFR
18. Agent that is metabolized to acetaldehyde by alcohol dehydrogenase and microsomal ethanol - oxidizing system (MEOS)
Testosterone
Ethanol
Rebound HTN - sedation - dry mouth
Finasteride (Proscar and Propecia respectively)
19. Anti - rheumatic agent also used for ulcerative colitis
Sulfasalazine
Entacapone and Tolcapone
Ortho - Evra
Smooth muscle; stomach - heart - and mast cells; nerve endings - CNS respectively
20. Regimen used for non - Hodgkin's lymphoma
CHOP (cyclophosphamide - doxorubicin - vincristine - and prednisone) plus rituximab
Esmolol
Epinephrine
Halothane
21. Nitrate used to prevent further attacks
Oral and transdermal forms of nitroglycerin
Ipodate
Venlafaxine
Hydroxychloroquine
22. MOA of tetracycline
Timolol
NSAIDS
Decreases protein synthesis by inhibiting 30S ribosome
Caffeine
23. Beta 1 agonists used in acute CHF
Ketoconazole
Dobutamine and dopamine
Metrifonate
Bradykinin
24. Inhaled anesthetic with a low blood/gas partition coefficient
Aplastic anemia and acute hepatic failure
Thioamides - iodides - radioactive iodine - and ipodate
Glucagon
Nitrous oxide
25. Meningitis prophylaxis in exposed patients
Rifampin
Fluoxetine
Nortriptyline - Desipramine
Geriatrics due to its CNS (depression) effects
26. Beta 2 agonist used to suppress premature labor - but cardiac stimulatory effects may be hazardous to mother and fetus
Terbutaline
Mifepristone (RU-486)
PGI2 (epoprostenol)
Imipramine
27. Oral contraceptive available in a transdermal patch
Epinephrine - dipivefrin
Mast cell stabilizer
Prolongs QT interval
Ortho - Evra
28. MOA of drug or foods (grapefruit juice) that increase statin effect
Iron deiodinates thyroxine
Neuroleptanesthesia
Protease inhibitors
Inhibit Cytochrome P450 3A4
29. Initial DMARD of choice for patients with RA
Tubocurarine
Aminocaproic acid
Selective inhibitor of microtubule assembly
Methotrexate
30. Antiprogestin used as potent antagonist of GC receptor
Amiodarone
Mifepristone
IV diazepam for short term (acute) treatment; phenytoin for prolonged therapy
Deferoxamine
31. Most common SE of fibrates
Nausea
Interleukin 11 (oprelvekin)
Decreased micro and macro vascular disease
Norepinephrine and serotonin
32. All opioids except this agent (which has a muscarinic blocking action) cause pupillary constriction
Meperidine
Hydralazine
Insulin release from pancreas; faster and shorter acting than sulfonylurea
nephro and ototoxicity
33. Most common side effect of 1st generation antihistamines
ORAL vancomycin
Aspirin irreversibly inhibits cyclooxygenase
Sedation
Flumazenil
34. Amount of drug necessary to elicit a biologic effect; refers to the drug's strength
Bleomycin
Potency
Amiodarone
Spironolactone
35. MOA of sulfonamides
Adenosine
Inhibit dihydropteroate synthase
Hepatic
Zero order kinetics
36. Toxicity of these agents include bradycardia - AV blockade - exacerbation of acute CHF; signs of hypoglycemia may be masked (tachycardia - tremor - and anxiety)
ORAL vancomycin
Fluoxetine
Beta blockers
Atenolol - acebutolol - and metoprolol
37. Class of drugs that may cause cross - sensitivity with thiazide diuretics
Vitamin D
Sulfonamides
Ethanol or fomepizole
Spironolactone
38. State of analgesia and amnesia produced when fentanyl is used with droperidol and nitrous oxide
Neuroleptanesthesia
Capsaicin
Glucocorticoids
Lactic acidosis
39. Plasma concentration of a drug at a given time
Cp
Streptokinase
Tetracycline
Serotonin syndrome
40. MOA of class IV antiarrhythmics
Infliximab
Isoflurane
AZT (zidovudine)
Calcium channel blockers
41. Antidote used for cyanide poisoning
Nitrites
Oral and transdermal forms of nitroglycerin
Abstinence syndrome
Fluoxetine (Sarafem)
42. Additive effects when Sedative - Hypnotics used in combination with these agents
Thick ascending limb
Cardiac anomalies and is contraindicated in pregnancy or lactation
Thyroid and steroid hormones
CNS depressants
43. Treatment for TB patients (think RIPE)
Ability to cross the placenta
Desflurane
Rifampin - Isoniazid - Pyrazinamide - and Ethambutol
Ethinyl estradiol and mestranol
44. SE of demeclocycline
Bone marrow and teeth discoloration for children under 8 years of age
Tricyclic antidepressants (TCA)
Dopamine
Work at early distal convoluted tubule
45. Anabolic steroid that has potential for abuse
Nandrolone - oxymetholone - and oxandrolone
Imipramine
Adenosine
Nitroglycerin sublingual tablets
46. Agent to treat torsades de pointes
Vitamin K or fresh frozen plasma
Magnesium sulfate
Mifepristone (RU-486)
Acebutolol - atenolol - esmolol - metoprolol
47. Beta 1 agonist toxicity
Etidronate
B- blockers
Sinus tachycardia and serious arrhythmias
Ipratropium
48. MOA and effect of nitric oxide
Dexrazoxane
LD50
Delavirdine - efavirenz - and ribavirin
Stimulates cGMP which leads to vascular smooth muscle relaxation
49. Agent used for megaloblastic anemia (but does Not reverse neurologic symptoms) and decrease neural tube defects during pregnancy
Atenolol - acebutolol - and metoprolol
Heparin
Folic acid
Na+/K+ exchange
50. Product of proinsulin cleavage used to assess insulin abuse
Codeine - hydrocodone - and oxycodone
Normal C- peptide
C- peptide
Minocycline