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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. CCB with predominate effect on arteriole dilation
Nifedipine
Miosis and constipation
Terbutaline
Chlorpheniramine or cyclizine
2. Names of three bisphosphonates available IV
Pamidronate - zoledronate - ibandronate
Chlorpropamide - tolbutamide - tolazamide - etc.
Metronidazole
Nondepolarizing type antagonists
3. Chelating agent used in Wilson's disease
Disulfiram - like reaction
Ortho - Evra
Penicillamine
LSD
4. Different steps of Phase I
Thioridazine
Act on intestine - delay digestion and absorption of glucose formed from digestion of starch and disacchrides
Dapsone - rifampin and clofazimine combination
Oxidation - reduction - hydrolysis
5. Common SE of sulfonylureas - repaglinide - and nateglinide
Hypoglycemia
Malathion
Cp
Allopurinol
6. Window between therapeutic effect and toxic effect
Therapeutic index
Hypokalemia
Lispro (Humalog) - aspart - glulisine
Islets of Langerhans
7. During Phase I these agents worsen muscle paralysis by succinylcholine - but during phase II they reverse the blockade produced by succinylcholine
Hypokalemia
CNS depressants
Cholinesterase inhibitors
Folic acid
8. Example of three antidepressants that are indicated for obsessive compulsive disorder
PTU
Midodrine
Clomipramine - fluoxetine and fluvoxamine
Succinylcholine
9. SE of beta blockers
Tamsulosin (Flomax)
Aspirin irreversibly inhibits cyclooxygenase
Rifampin - Isoniazid - Pyrazinamide - and Ethambutol
Bradycardia - SEXUAL DYSFUNCTION - decrease in HDL - and increase in Triglycerols (TG)
10. IV Drug used Hypertensive Crisis
Nitroprusside
Didanosine
Odansetron
Quetiapine
11. Acetaminophen only has
Antipyretic and analgesic activity
Nitroprusside
Urinary acidification and activated charcoal or continual nasogastric suction
Hepatic toxicity
12. MOA of Cardiac glycosides (eg. digoxin)
Propranolol
Fentanyl
Indirectly increase intracellular calcium and cardiac contractility by inhibiting Na+/K+ ATPase
Impair absorption of fat soluble vitamin absorption (A - D - E - K)
13. Vitamins containing iron should Not be taken simultaneously with levothyroxine because
Desmopressin (DDAVP)
Norepinephrine and serotonin
Pyridostigmine
Iron deiodinates thyroxine
14. SE of Aspirin
Haloperidol or pimozide
IV diazepam for short term (acute) treatment; phenytoin for prolonged therapy
Gynecomastia
GI bleeding
15. Epinephrine is often mixed with a local anesthetic to
Nonselective Muscarinic Antagonists
Glucocorticoids
Reduce the loss from area of injection
Tamoxifen
16. Reason ergot alkaloids are contraindicated in pregnancy
Pentoxifylline
Ezetimibe (Zetia)
Primaquine
Uterine contractions
17. PCN active against pseudomonas
Combination oral contraceptives (OC)
Aztreonam
N- acetylcysteine
Carbenicillin - piperacillin and ticarcillin
18. Ability of a drug to produce 100% of the maximum response regardless of the potency
AZT (zidovudine)
Full agonist
inhibit phospholipase A2
Labetalol and carvedilol
19. Neurotransmitters affected by the action of antidepressants
Sotalol
Phentolamine
high doses
Norepinephrine and serotonin
20. Agent with long duration of action and is most likely to cause histamine release
Prednisone
Rhabdomyolysis
PTU
Tubocurarine
21. Treatments available for nicotine addiction
Patches - gum - nasal spray - psychotherapy - and bupropion
Chlordiazepoxide and Diazepam
Angiotensin receptor
Cyproheptadine
22. Skeletal muscle agent that can block muscarinic receptors
Decreases hepatic glucose production and intestinal glucose absorption; increase insulin sensitivity
Rescue therapy
Ketoconazole
Pancuronium
23. Drug used in neuroleptic malignant syndrome
Desmopressin (DDAVP)
Dantrolene
Nefazodone
Combination oral contraceptives (OC)
24. MOA of general anesthetics
Pindolol and acebutolol
Carbamazepine
Most are thought to act at GABA- A receptor - chloride channel
Verapamil
25. Anti - seizure agent that induces formation of liver drug - metabolism enzymes - is teratogen and can cause craniofacial anomalies and spina bifida
Cyclobenzaprine
Albuterol
Ketanserin cyproheptadine - and phenoxybenzamine
Carbamazepine
26. Agent used in drug therapy of Parkinson's instead of Dopamine which has low bioavailability and does not cross the BBB
L- dopa
Epinephrine
Antithrombin 3
Succinylcholine
27. Treatment of atropine overdose and glaucoma (because lipid soluable). Enters the CNS rapidly and has a stimulant effect - which may lead to convulsions
Capsaicin
Physostigmine
Aminoglutethimide
Tissue plasmin activator
28. Anti - androgen used for hirsutism in females
Cyproterone acetate
Indomethacin
Autocoids
Timolol
29. Anti - psychotics available in depot preparation
Minimum alveolar anesthetic concentration (MAC)
Fluphenazine and haloperidol
Amiodarone
Lorazepam - oxazepam - and temazepam
30. Reversal of blockade by neuromuscular blockers
Metronidazole
Cholinesterase inhibitors
Halothane and methoxyflurane
Succinylcholine
31. 1st generation antihistamine that is least sedating
Hallucinations resembling psychosis
Chlorpheniramine or cyclizine
Pindolol and acebutolol
Ipratropium
32. Cause dizziness - tachycardia - hypotension - and flushing
Magnesium sulfate
Organic nitrites
Nicotine
Phenobarbital
33. This produces 'dissociative anesthesia' - is a cardiovascular stimulant which may increases intracranial pressure - and hallucinations occur during recovery
Vitamin K and Fresh frozen plasma (FFP)
Ketamine
Steroids
Diazepam
34. New class of drugs that works by inhibiting absorption of intestinal cholesterol and can be given concurrently with the Statins
inhibits Na+/K+/2Cl - cotransport
Ezetimibe (Zetia)
Cyproheptadine
Spironolactone
35. NSAID used in gout
5- flouracil (5- FU)
Indomethacin
Cephalosporins
Prinzmetal's angina
36. Opioids used in anesthesia
Hallucinations resembling psychosis
Stevens - Johnson syndrome
Miosis and constipation
Morphine and fentanyl
37. Pyrimidine analog that causes 'Thymine - less death' given with leucovorin rescue
Retinal destruction and dermatitis
Bradykinin and histamine
Clindamycin
5- flouracil (5- FU)
38. Thrombolytic used for acute MI and ischemic (non hemorrhagic) CVA
Tissue plasmin activator
block SLUD (salivation - lacrimation - urination - defecation
Digoxin
Hyperuricemia - hypokalemia and hyperglycemia
39. Drug of choice for myoclonic seizures
Valproic acid
Therapeutic index
Nephro and ototoxicity
Dobutamine and dopamine
40. ACTH analog used for diagnosis of patients with corticosteroid abnormality
Timolol (nonselective) - betaxolol (selective)
Cosyntropin
Scotch tape technique and mebendazole
Carbenicillin - piperacillin and ticarcillin
41. Major indication for H1 receptor antagonist
Respiratory failure
Use in IgE mediated allergic reaction
Ethanol or fomepizole
Carboplatin
42. Decreases liver triglycerol synthesis
Niacin
LFT's
Infliximab
Tetracycline
43. Endogenous insulin contains
Insulin release from pancreas by modifying K+ channels
Normal C- peptide
Autocoids
Rhabdomyolysis and Hepatotoxicity
44. This diuretic decreases aqueous secretion due to lack of HCO3- ion. Causes drowsiness and paresthesias - alkalinization of the urine may precipitate calcium salts - hypokalemia - acidosis
Anterograde amnesia
Acetazolamide
Anti - inflammatory - analgesia - antipyretic and antiplatelet activity
Meperidine
45. MOA of AGI's
Liver toxicity
Megaloblastic anemia
Tertiary amines
Act on intestine - delay digestion and absorption of glucose formed from digestion of starch and disacchrides
46. Methyldopa is contraindicated in
Ketoralac
Carbenicillin - piperacillin and ticarcillin
SEVERE myelosuppression
Geriatrics due to its CNS (depression) effects
47. Most important potential SE of metformin
Steroids
Lactic acidosis
Diphenoxylate - Loperamide
lispro insulin - aspart insulin - glulisine insulin
48. Nonselective alpha - blocking drug - short acting and reversible - used for rebound HTN from rapid clonidine withdrawal - and Raynaud's phenomena
Iodide salts
Flumazenil
Constipation - edema - and headache
Phentolamine
49. Drug used in ergot alkaloids overdose - ischemia and gangrene
Nitroprusside
DUMBELSS (diarrhea - urination - miosis - bronchoconstriction - excitation of skeletal muscle and CNS - lacrimation - salivation - and sweating)
Insulin secretagogue - closes ATP- sensitive K+ channel
Atrial fibrillation and CHF
50. Common toxicities of cisplatin
DOM - STP - MDA - and MDMA 'ecstasy'
Nephro and ototoxicity
Glucocorticoids
Decreases protein synthesis by inhibiting 30S ribosome