Test your basic knowledge |

Emergency Medicine

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. Active internal bleeding - hx hemorrhagic stroke/TIA in the past year - Intracranial tumor - AV malformation or aneurysm - suspected aortic dissection or tamponade - Severe bleeding disorder - Head trauma - Intracranial procedure






2. Right Coronary artery - SA node branch (anterior) - Acute marginal artery (anterior) - AV node branch (posterior) - Posterior descending artery (posterior)






3. Incarcerated - means cannot reduce - Strangulated - bowel edema is compromosing blood flow






4. Reassess circulation: compression - check cardiac rhythm - pulse - give meds to help Bp or rhythm prn - Monitor Oxygen and IV - DDx -goalis to find and treat reversible causes






5. Cysts rupture and cause pelvic bleeding --> peritonitis --> hypotension --> shock S/S: unilateral sharp - lower abd pain - work up: IVF w. crystalloids - - O2 prn - CBC - chem 7 - HCG - UA - ABO/Rh - PT/PTT - Pelvic ultrasound with color doppler fl






6. Ovary torsion causes venous and arterial obstruction leading to ischemia and obstruction - At risk: long fallopian tubes - pregnancy - enlarged ovaries - ovarian tumors - tubal surgery - large ovarian cysts **anything that enlarges the ovary! - S/S:






7. Left coronary artery (short and branches quickly)






8. BRADYCARDIA - due to depressed SA node act or delayed conduction - excessive beta blockers - HR < 50 BPM - Tx: Atropine - Pacing ready / defibrillator prn - treat underlying cause (electrolyte imbalance - drugs - hypothermia)






9. Gram negative - bad eggs - dairy - poultry. - S/S: bloody diarrhea - fever - abd pain - Resolves in 10-14 days.






10. HR/pulse: 60-100 - Bp: 120/80 - Resp rate: 16-20 - Temp 97-99 - O2 sat > 94% - Pain!!! - 6th vital sign






11. Pay attention to resp rate - breathing pattern (normal vs. agonic breaths) - O2 sats - goal is > 94% - Chest rise/tidal volume - Waveform Capnography: measures CO2 input and output. Best measure for assessing ventilation - Bag-valve-mask helps patie






12. ABC's - IV - O2 - cardiac monitor - Diuretics - Lasix - Lasix naive patients start at 20 mg IV - chronic users start at 40 mg IV - Morphine - Nitro if pain - Pressors prn






13. CDAB - Circulation (rapid CPR to reestablish circulation) - Defibrillaiton - Airway - Breathing - the main goal is to restore effective oxygenation -ventilation and circulation until return of spontaneous circulation or ACLS






14. Chinese food bug - Fever - abdo pain - blood diarrhea - lasts x 1 week.Get from dirty wateror poultry - may cause/trigger Guillan Barre






15. Risk Factors: PID - Mirena IUD - tubal surgery - pelvic surgery - endometriosis - IVF -DES exposure S/S - R or L adnexal tenderness - R shoulder pain could be referred pain from intraabdominal hemorrhage (gallbladder - liver also) - Workup -CBC - C






16. Common STI- S/S: skin pustules - fever - monarticular septic arthritis. - may be asymptomatic in females - or cervicitis - PID Males: epididimytis - urethritis - prostatitis Dx: cervical or urethral culture swab Tx: Ceftriaxone IM x 1or Cefixime 4






17. Charcot's Triad - Fever - Jaundice - RUQ pain - bacteria enters the biliary tract thru Sphincter of Oddi - Increase risk after sphincterotomy - cholecochal surgery or biliary stent Dx: with ERCP - endoscopic retrograde cholangiopancreatography






18. Abnormal dilatation of the arterial wall - most common in abdominal area below renal arteries - risk factors; atherosclerosis - age - HTN - smoking - connective tissue dz - fam hx - hyperlipidemia - DM - S/S : often ASYMPTOMATIC - dull abd or back pa






19. Common STI - similar presentation as Gonorrhea - may have pus when milking urethra - Common caUse of infertility - Dx: PCR of urine - fluorescent antibody testing - cervical or urethral culture swab - Tx: Asithromycin 1 g po x 1 or Doxy x 7 days (at






20. Testis twists on a spermatic cord - restore blood flow in 6 hours or may have infertility - common at puberty and in 1 year olds - High risk - Bell Clapper Deformity (tunica vaginalis isterts high on the spermatic cord) - horizontal lie spermatic cor






21. Inflammation of the pericardial sac with or without effusion - S/S: sharp - pleuritic chest pain that's worse when laying down - pericardial friction rub on exam - ST elevations in ALL leads!!! - depressed PR intervals






22. Especially O157: H7 causes enterohemorrhagic diarrhea. Inundercooked beef - complicated by hemolytic uremic syndrome and TTP






23. Explosive - frothy and foul smellng diarrhea - Entamoeba hystlytica - crypto - isospora (HIV)






24. HEAD TILT-CHIN LIFT: assess if airway is obstructed vs. open - look for foreign body - vomit - blood. - JAW THRUST - if C-spine injury suspected - 30 compressions for every 2 breaths - Give one breath every 5-6 sections (don't over-ventilate the pat






25. Look for ST elevation in at least 2 contiguous lead (at least 1mm) - may see a new LBBB - Reciprocal changes - T wave inversion (end of the infarct or old) - Q waves (old infarct)






26. LAD - Left Anterior Descending Artery (anterior) - Diagonal branch of LAD (anterior) - Left Circumflex artery (posterior) - Obtuse Marginal Artery






27. Spontaneous abortion - Never CALL IT ABORTION IN FRONT OF PATIENT






28. Obstruction of appendiceal lumen (fecalith) - leads to edema - ischemia - infection - necrosis - ? perf and peritonitis - +Rosvig's sign (push and feel on opposite side)






29. Directly invades the intestine - s/s abd pain - watery or bloody diarrhea - vomiting






30. Infection/bacterial overgrowth of particles in divertricula - risk factors: old age - low fiber diet - chronic constipation - - Mostly occurs in sigmoid colon - Dx: CBC - chem 7 - LFT's - Lipase/Amylase - UA - HCG - Abd CT scan - Can do KUb if suspe






31. U GIB - ** DARK STOOLS - above the ligament of Treitz: Esophageal varices - Dieulafoy lesion - PUD - Mallory Weiss Tear - LGIB: ** BRight red blood - below lig of Treitz AVM (Atrio-venous malformation) -Divertriculitis - Meckel's divertriculum - colo






32. Coffee bean signs on KUB for sigmoid volvulus - can also have cecal volvulus - 10% of LBO are sigmoid volvulus






33. Premature separation of the implanted placenta - S/S: abdominal pain - dark vaginal bleeding -hypertonic and tender uterus - fetal distress - may see signs of shock without visible bleeding if intrauterine bleeding Risk factors: HTN - pelvic trauma -






34. At presentation: Age > 55 - WBC > 16 K - Glucose > 200 - LDH > 350 - AST > 250 At 48 hours - fall in HCT > 10 - increase in BUN > 5 - Ca < 8 - PaO2 < 60 - fluid deficit > 6 L


35. LMA: Laryngeal Mask Airway - Cricothyroidotomy -surgical airway done as last resort when unable to maintain oxygenation with other methods






36. Rectal exam for EVERYONE with belly pain - EKG (don't want to r/o MI) - Labs: CBC - chem 7 - PTT - blood type and screen/cross (in case need blood transfusion) - H Pylori: Rapid urease test or IgG / IgM - Endoscopy for UGIB (can be done in ED) - Colo






37. Common complication after an AMI - S/S: edema - elevated JVP - hepatojugular reflux - pulm rales - rhochi - decrease BS - +/- cardiac murmurs - low O2 sat - elevated BNP






38. Renal colic - due to passing of a stone thru the ureter (don't cause pain in the kidney - asymptomatic) - pain due to ureteral spasm and obstruction of urine M: F - 3: 1 prevalence - Stones smaller than 5 mm have 90% chance of passing alone






39. Elevated Bp with signs of end organ damage to brain - eyes - heart or kidney. - Organ damage risk increases when diastolic Bp > 115-130 - HTN urgency if see high Bp but no signs of organ damage yet - Get a head CT ASAP!! Symptoms: Head: HA - confusio






40. V1-V3 - V2-V4 Means LAD (left anterior descending) involved






41. Chronic anticoagulation - Coumadin - Pradaxa/Dabigatran (no meds to reverse it) - Lovenox - ESLD / alcoholism (lack clotting factors) - NSAIDS (increase risk PUD and blood thinning) - Smoking






42. V1-V2 Right Posterior Descending Artery






43. II - III - aVF - Means RCA involved






44. Accounts for 20% o all 3rd trimester bleeding - Placenta overlaps with the cervix near the os (complete - partial - vaginal -low lying) - S/s: bright red vaginal bleeding - painless - NO NOT PERFORM VAGINAL DIGITAL EXAM - risk factors: prior c sect






45. All cardiac arrest patients get 100% O2 - Room air= 21% - Nasal cannula O2 - raises FiO2 by 2-3% per liter. Normally give 1-6 Liters/minute - Non-rebreather mask --> you are receiving 100% O2






46. Same as Early miscarriage - os open - bleeding - but some POC's (prod of conception) expelled. TX: D & C Complete AB: same as miscariage - but OS closed and all POC's expelled






47. Gram negative - contaminated salads (mayo) - dairy - mean. Severe Dysentery (bloody diarrhea)'






48. Troponin T or I - mores specific for heart. Tropoinin I stays elevated for 7-10 days - Troponin T stays elevated for 10-14 days - CK - MB: - peaks 20 hours after AMI (specific to cardiac muscle) - CPK - measures muscle breakdown so nonspecific






49. leading caUse of death inUS - Includes angina (stable and unstable) and MI (STEMI vs NSTEMI) - risk factors: HTN - Hyperlipidemia - smoking - DM - fam hx under age 55 - advanced age - males and postmenopausal females - Patho: atherosclerosis of arter






50. Often embolic phenomenon triggered by afib or endocarditis - 6 P's: Pain - pallor - paralysis - paresthesias - poikilothermia - pulselessness - DX: dopplers with ABI - ankle brachial index