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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. Antipsychotic used in the treatment of psychiatric symptoms in patients with dementia
Risperidone
Nicotine
Morphine and fentanyl
Deferoxamine
2. Diuretic used to antagonize aldosterone receptors
Inhibits osteoclast bone resorption
Neostigmine
Cocaine and benzocaine
Spironolactone
3. 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)
Megaloblastic anemia
Metformin
Dextroamphetamines and methamphetamine
Carbidopa
4. Laboratory value required to be monitored for patients on valproic acid
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5. Anti - seizure drugs used also for pain of neuropathic orgin
Gabapentin
Beta - blockers such as propranolol
Volume of distribution (VD)
Cefuroxime (2nd) generation - Ceftazidime - Ceftriaxone
6. Cephalosporin causes kernicterus in neonates
Depression of medullary and cardiovascular centers
Ceftriaxone or cefuroxime
Ethanol
Indomethacin
7. Associated with an increased incidence of cataracts in patients treated for glaucoma
Morphine - methadone - meperidine - and fentanyl
Long acting cholinesterase inhibitors
C- peptide
Liver toxicity
8. Benzodiazepine that is used for anesthesia
Midazolam
Nondepolarizing type antagonists
Theophylline
Partial agonist
9. A hormone whose mechanism of action (MOA) utilizes intracellular receptors
Timolol
Inhibiting dihydroorotate dehydrogenase which leads to decreased pyrimidine synthesis - decreased T cell proliferation and decreased antibody production by B cells
Thyroid and steroid hormones
Ototoxicity
10. Acetaminophen only has
Antipyretic and analgesic activity
Half - life (T1/2)
Raloxifene (SERM- selective estrogen receptor modulator)
Echothiophate
11. Aminoglycosides used with loop diuretics potentiate adverse effect
Chlorpropamide
Fluoxetine
Older antipsychotics
Ototoxicity
12. Metronidazole SE if given with alcohol
Disulfiram - like reaction
Tamsulosin (Flomax)
Physostigmine
Amphetamines
13. Antidote used for tricyclic antidepressants (TCA)
Adriamycin (doxorubicin) +bleomycin - vinblastine +dacarbazine
Haloperidol or pimozide
Nitrous oxide
Sodium bicarbonate
14. Maximum response achieveable from a drug
Efficacy
Nesiritide (Natrecor)
Warfarin (PT)
Ipratropium
15. Names of three bisphosphonates available IV
Pamidronate - zoledronate - ibandronate
Gynecomastia hyperkalemia - and impotence
Gastric ulcers and GI Bleeding
Haloperidol
16. This agent used to treat dry mouth in Sj
Cevimeline
Deferoxamine
Naloxone
Epinephrine
17. Time it takes for amount of drug to fall to half of its value; this is a constant in first order kinetics (majority of drugs)
Epinephrine
Half - life (T1/2)
Glyburide - glipizide - glimepiride - etc.
Propofol
18. Contraindications to use of atropine
Increased thromboembolic events
Protease inhibitors
Osteopenia - impaired wound healing - inc. risk of infection - inc. appetite - HTN - edema - PUD - euphoria - psychosis - stria - thinning of skin
Infants - closed angle glaucoma - prostatic hypertrophy
19. Well - tolerated and are first - line antidepressants
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20. Generation of antihistamine that has the most CNS effects
Sodium channel blockers
First generation due to being more lipid - soluble
Mechlorethamine
Clomiphene and tamoxifen
21. Thrombolytics are used for
Oral
Pulmonary embolism and DVT
Didanosine
Fluoxetine
22. SE of niacin
Cutaneous flush
Demeclocycline
Low - potency typical antipsychotics and clozapine
Peripheral neuropathy (also excessive alcohol use is associated with HTN - anemia - and MI)
23. Most useful in patients with significant anxiety - phobic features - hypochondriasis - and resistant depression
Barbiturates - phenytoin - carbamazepine - and rifampin
Tizanidine
Monamine oxidase inhibitors
Propoxyphene
24. All antidepressants have roughly the same efficacy in treating depression - agents are chosen based on these criterion
Ondansetron - granisetron - dolasetron and alosetron
Chlorpropamide
Aspirin irreversibly inhibits cyclooxygenase
Side - effect profile and prior pt response
25. Vitamin given with calcium to ensure proper absorption
Haloperidol
Ondansetron - granisetron - dolasetron and alosetron
Vitamin D
B- blockers
26. Agent used for neurological deficits in megaloblastic anemia
Venlafaxine
Vitamin B12
100% O2 and hyperbaric O2
Oxytocin
27. Other side effects of Quinidine
Diethylstilbestrol (DES)
Selective inhibitor of microtubule assembly
Thrombocytopenic purpura - and CINCHONISM
Magnesium sulfate
28. Causes acne - premature closure of epiphyses - masculinization in females - hepatic dysfunction - MI - and increases in libido and aggression
Steroids
Tubocurarine
Suramin
SEVERE myelosuppression
29. Enzyme that metabolizes acetaldehyde to acetate
Rhabdomyolysis and Hepatotoxicity
Aspirin - metoprolol
Ultralente (humulin U)
Aldehyde dehydrogenase
30. Cardioselective Beta 1- blockers
DUMBELSS (diarrhea - urination - miosis - bronchoconstriction - excitation of skeletal muscle and CNS - lacrimation - salivation - and sweating)
Edema - mild anemia; interaction with drugs that undergo CytP450 3A4 metabolism
Atenolol - acebutolol - and metoprolol
Bone marrow and teeth discoloration for children under 8 years of age
31. Toxicity of amphotericin
Clearance (CL)
Nephrotoxicity
Tetracycline
Decreased micro and macro vascular disease
32. SE of phenytoin
REM is decreased
Dimercaprol
Gingival hyperplasia
Excessive hypotension and kidney failure
33. Endogenous insulin contains
Flumazenil
Normal C- peptide
Hyperuricemia - hypokalemia and hyperglycemia
Cp
34. Cystitis - postoperative bladder spasms - or incontinence
Sedation
Oxybutynin - dicyclomine
Topical mupirocin (Bactroban)
Tamoxifen
35. Almost all local anesthetics have this property and sometimes require the administration of vasoconstrictors (ex. Epinephrine) to prolong activity
Prolonged half - life - up to six weeks
Vasodilation
Atropine
Acute intermittent porphyria
36. MOA of thiazide diuretics
Inhibit Na+/Cl - cotransport
Haloperidol
Betamethasone and dexamethasone
L- thyroxine (T4)
37. SE of salicylates
Folic acid
Tinnitus - GI bleeding
Kidneys
Fludrocortisone and deoxycorticosterone
38. Antifungal agent used for inhibition of all gonadal and adrenal steroids
Barbiturates - phenytoin - carbamazepine - and rifampin
Beta -1 selective blockers
Overdose of opioids
Ketoconazole
39. Agents used in Tourette's dx
pregnancy and with K+
AZT (zidovudine)
Haloperidol or pimozide
Allopurinol
40. Important in synthesis of glucose to glycogen in the liver
Insulin release from pancreas; faster and shorter acting than sulfonylurea
Mannitol
GLUT 2
Nateglinide
41. MOA of thiazolindinediones
Stimulate PPAR- gamma receptor to regulate CHO and lipid metabolism
Penicillamine
Suramin
Arteries and veins
42. SE of colchicine
Naltrexone
Kidney and liver toxicity - diarrhea
Bleomycin
Erythromycin
43. Some cell cycle non - specific drugs
Bioavailability (F)
Alkylating agents (eg. - mechlorethamine - cyclophosphamide) - antibiotics (doxorubicin - daunorubicin) - cisplatin - nitrosourea
Dantrolene
Bromocriptine
44. Route of administration of warfarin
Increases concentration of Digoxin
Ketoconazole
Bradycardia - SEXUAL DYSFUNCTION - decrease in HDL - and increase in Triglycerols (TG)
Oral
45. Opioid antagonist that is given orally in alcohol dependency programs
GFR
Naltrexone
Bromocriptine
Class IC (flecainide - propafenone - moricizine)
46. Some of SSRIs' therapeutic effects beside depression
Propranolol
Norepinephrine and serotonin
Panic attacks - social phobias - bulimia nervosa - and PMDD (premenstrual dysphoric disorder) - OCD
Potency
47. GnRH antagonist with more immediate effects - used for infertility
Fexofenadine - loratadine - and cetirizine
Ganirelix
5-7 days
Testosterone
48. Thioamide less likely to cross placenta - inhibits peripheral conversion of T4 to T3 in high doses - and should be used with extreme caution in pregnancy
Relax vascular smooth muscle - at low doses dilate veins and at high doses dilate arterioles
Diazepam - Flurazepam - chlordiazepoxide - and clorazepate
PTU
Benztropine - trihexyphenidyl
49. Occurs when sedative hypnotics are used chronically or at high doses
Prednisone
Arteries and veins
Fluorocarbons and Industrial solvents
Tolerance
50. Inhaled anesthetic - less likely to lower blood pressure than other agents - and has the smallest effect on respiration
Fluoxetine
Ethanol
Changes in heart rate - blood pressure - respiration - body temperature - sweating - bowel signs - and pupillary responses
Nitrous oxide