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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. Cephalosporins Not able to cross the BBB
Propranolol
Bethanechol
Topical mupirocin (Bactroban)
Cefixime (3rd) generation
2. Some of SSRIs' therapeutic effects beside depression
Panic attacks - social phobias - bulimia nervosa - and PMDD (premenstrual dysphoric disorder) - OCD
Oral and transdermal forms of nitroglycerin
Osteopenia - impaired wound healing - inc. risk of infection - inc. appetite - HTN - edema - PUD - euphoria - psychosis - stria - thinning of skin
Disulfiram - like reaction
3. Specific pharmacokinetic characteristic of amiodarone
Prolonged half - life - up to six weeks
Dry cough
Full agonist
Additive CNS depression
4. Inhibitor of leukotrienes (LTD4) receptors and used in asthma
Zafirlukast and montelukast
Agranulocytosis
Iodide salts
Blocks peptidoglycan synthesis
5. The most frequent cause of acute deaths in cholinesterase inhibitor toxicity
Terbutaline
Ganirelix
Respiratory failure
Impair absorption of fat soluble vitamin absorption (A - D - E - K)
6. Inhaled anesthetic with a low blood/gas partition coefficient
Nitrous oxide
Codeine - hydrocodone - and oxycodone
Hyperkalemia
Tolerance
7. Antidote for tissue plasminogen activator (t - PA) - streptokinase
Succinylcholine
Aminocaproic acid
Heroin - morphine - oxycodone - meperidine and fentanyl
GABA- related targets
8. The most toxic organophosphate
Parathion
Drug induced Parkinsonism
Presynaptic mu - delta - and kappa receptors
Alprazolam
9. NSAID available orally - IM and ophthalmically
Half - life (T1/2)
Salmeterol
Ketoralac
Liver enzyme INDUCTION
10. 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
Acetazolamide
AZT (zidovudine)
Midodrine
Uterine contractions
11. Reason benzos are used cautiously in pregnancy
Decreased micro and macro vascular disease
Bleomycin - vinca alkaloids - antimetabolites (eg. - 5- FU - 6- MP - methotrexate - etoposide)
Ability to cross the placenta
Alendronate - etidronate - risedronate - pamidronate - tiludronate - and zoledronic acid
12. Mineralocorticoids
Alendronate - etidronate - risedronate - pamidronate - tiludronate - and zoledronic acid
Buspirone
Acarbose - miglitol
Fludrocortisone and deoxycorticosterone
13. 1st generation antihistamine that is highly sedating
Thick ascending limb
Diphendydramine
Salmeterol
Acebutolol and atenolol
14. Examples of alpha - glucosidase inhibitors (AGI)
Acarbose - miglitol
Adalimumab - infliximab and etanercept
Tertiary amines
Edema - mild anemia; interaction with drugs that undergo CytP450 3A4 metabolism
15. MOA of colchicine (used in acute gout)
Succinylcholine
Selective inhibitor of microtubule assembly
Fentanyl
Desmopressin (DDAVP)
16. Agents for reduction of postpartum bleeding
Oxytocin - ergonovine and ergotamine
Primaquine
Cardiac dysfunction - photosensitivity - skin (blue smurf syndrome) - Pulmonary fibrosis - thyroid and corneal deposits
Drug induced Parkinsonism
17. Angiotensin receptor blockers do Not cause
Imipramine
Inhibits osteoclast bone resorption
Dry cough
Amrinone and milrinone
18. Major SE of bisphosphonates
Timolol (nonselective) - betaxolol (selective)
Dantrolene
Lispro (Humalog) - aspart - glulisine
Chemical esophagitis
19. MOA of aspirin
Gingival hyperplasia - nystagmus - diplopia and ataxia
Irreversibly blocking cyclooxygenase
Desflurane
Inhibits phosphodiesterase -5 - enhancing effects of nitric oxide - activated increases in cGMP
20. Chronic high dose abuse of nicotine leads to
Clozapine
Psychotic state - overdose causes agitation - restlessness - tachycardia - hyperthermia - hyperreflexia - and seizures
Physostigmine
Full agonist
21. Antidote useful for some drug induced Torsade de pointes
Morphine - methadone - meperidine - and fentanyl
Bleomycin - vinca alkaloids - antimetabolites (eg. - 5- FU - 6- MP - methotrexate - etoposide)
Bile acid - binding resins
Magnesium sulfate
22. Antidote used for acetaminophen (APAP) toxicity
Dopamine blockade
Megaloblastic anemia
Tamoxifen
N- acetylcysteine (Mucomyst)
23. SE of lithium
Procarbazine
Nausea
Tremor - sedation - ataxia - aphasia - thyroid enlargement - and reversible diabetes insipidus
Panic attacks - social phobias - bulimia nervosa - and PMDD (premenstrual dysphoric disorder) - OCD
24. Antidote to benzodiazepine overdose (antagonist that reverses the CNS effects)
Bind ergosterol in fungal cell membrane
nephro and ototoxicity
inhibits HMG COA reductase
Flumazenil
25. Incidence of hyoglycemia with metformin
Esmolol
None
Drug induced Parkinsonism
Adriamycin (doxorubicin) +bleomycin - vinblastine +dacarbazine
26. Reason ergot alkaloids are contraindicated in pregnancy
Prazosin - terazosin and doxazosin (- AZOSIN ending)
Yohimbine
Uterine contractions
Oxidation - reduction - hydrolysis
27. Sedation is a common side effect of these drugs - they lower seizure threshold - uses include BAD - acute panic attacks - phobias - enuresis - and chronic pain and their overdose can be deadly
Succinylcholine
Tricyclic antidepressants (TCA)
Selegiline
Agranulocytosis
28. Treatment of choice for organophosphate overdose
Ethanol
Salmeterol
Atrial fibrillation and CHF
Atropine
29. Presynaptic Alpha 2 agonist used in HTN - and acts centrally
Clonidine - and methyldopa
Risperidone
Neostigmine
Infants
30. Drug of choice for leprosy
Hypercalcemia
Hydration and mercaptoethanesulfonate (MESNA)
Dapsone - rifampin and clofazimine combination
Magnesium sulfate
31. Major effect of benzodiazepines on sleep at high doses
First pass effect
Bile acid - binding resins
REM is decreased
Sulfonamides
32. Tolerance is marked and abstinence syndrome occurs
Carmustine (BCNU) and lomustine (CCNU)
Carboplatin
Amphetamines
Prazosin - terazosin - doxazosin
33. Alpha 1selective blockers
Leuprolide
Prazosin - terazosin and doxazosin (- AZOSIN ending)
Clonidine - and methyldopa
Paresthesias - alkalization of the urine (which may ppt. Ca salts) - hypokalemia - acidosis - and encephalopathy in patients with hepatic impairment
34. Newer atypical antipsychotic used for bipolar disorder - known to cause weight gain - and adversely affect diabetes
Fluoxetine
Hypertensive crisis
Olanzapine
Glucocorticoids
35. Major SE of insulin
Sotalol
Hypoglycemia
Depression of medullary and cardiovascular centers
Volume of distribution (VD)
36. SE of methyldopa
37. Endogenous substances commonly interpreted as histamine - serotonin - prostaglandins - and vasoactive peptides
Protamine sulfate
Autocoids
Torsades de pointes
Hydroxychloroquine
38. Four main actions of NSAIDS
Leucovorin
Prazosin - terazosin and doxazosin (- AZOSIN ending)
Anti - inflammatory - analgesia - antipyretic and antiplatelet activity
Toremifene (Fareston)
39. The ratio of the rate of elimination of a drug to its plasma concentration
Maintenance dose (Cp*(CL/F))
Erythropoietin
Clearance (CL)
Neutro - leuko and thrombocytopenia
40. Lacrimation - rhinorrhea - yawning - sweating - weakness - gooseflesh - nausea - and vomiting - tremor - muscle jerks - and hyperpnea are signs of this syndrome
Islets of Langerhans
Abstinence syndrome
Tricyclic antidepressants (TCA)
Ethanol - Barbiturates - and Benzodiazepines
41. Common SE of spironolactone
Pralidoxime
Hypokalemia
Gynecomastia and hyperkalemia
Amiodarone
42. Drug that selectively inhibits COX 2
Excessive hypotension and kidney failure
Partial agonist
Celecoxib and rofecoxib
Reduce inhibition - suppress anxiety - and produce relaxation
43. Drug that causes contraction of the uterus
Insulin
Morphine
Oxytocin
Rifampin - Isoniazid - Pyrazinamide - and Ethambutol
44. DOC for febrile seizures
Sermorelin
Geriatrics due to its CNS (depression) effects
Aminoglutethimide
Phenobarbital
45. TCA with greatest sedation of this group - and marked antimuscarinic effects - used for sleep
Aminocaproic acid
Doxepin
Aplastic anemia and renal toxicity
Nausea
46. Chelating agent used in Wilson's disease
Penicillamine
Ketanserin cyproheptadine - and phenoxybenzamine
Calcium
Dopamine blockade
47. DOC for malignant hyperthermia by acting on the sacroplasmic reticulum or skeletal muscle
Act on intestine - delay digestion and absorption of glucose formed from digestion of starch and disacchrides
Dantrolene
Long acting cholinesterase inhibitors
Low - potency typical antipsychotics and clozapine
48. Beta 1 agonists used in acute CHF
Dobutamine and dopamine
Leuprolide
Lepirudin
Cephalosporins
49. Alpha 1 agonist toxicity
Miosis and constipation
Glargine (Lantus) - detemir
Pilocarpine - carbachol - physostigmine
Hypertension
50. These Beta blockers decrease aqueous secretion
Calcium
Affect calcium - potassium - and sodium channels
Timolol (nonselective) - betaxolol (selective)
Depression of medullary and cardiovascular centers