Emergency Medicine Exam Questions
and Answers 100% Solved | Graded A+
Initial steps in stabilizing a patient - ✔✔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
Where do you check pulses - ✔✔Bilateral carotid and femoral pulses =
most reliable
- No pulse, start CPR immediately (2 minutes fast and hard and then switch
out)
- Never stop doing CPR until pulse is present (CPR while defibrillator is
charging, stop for electric discharge, and continue CPR)
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What do you do with weak/thready pulses - ✔✔- Start IVF resuscitaiton - IV
access or IO as second option
- Thready pulses indicate hypotension and poor perfusion
- Check frequent BP to reassess
What is defibrillation - ✔✔Shock to electrically terminate abnormal heart
rate and restart.
- The earlier a fibrillating heart is defibrillated, the more successful (survival
drops by 10% with each minute)
How do you assess Airway? - ✔✔- 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 patient)
Advanced airway techniques - ✔✔- LMA: Laryngeal Mask Airway
- Cricothyroidotomy -surgical airway done as last resort when unable to
maintain oxygenation with other methods
Breathing - ✔✔- Pay attention to resp rate, breathing pattern (normal vs.
agonic breaths)
- O2 sats - goal is > 94%
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- Chest rise/tidal volume
- Waveform Capnography: measures CO2 input and output. Best measure
for assessing ventilation
- Bag-valve-mask helps patients with poor or inadequate respiration.
** it saves lives!!
Supplemental O2 - ✔✔- 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
How do you monitor CDAB? - ✔✔- 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
What should be done after CDAB's? - ✔✔- VITAL SIGNS!!
What are the vital signs - ✔✔- HR/pulse: 60-100
- Bp: 120/80
- Resp rate: 16-20
- Temp 97-99
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- O2 sat > 94%
- Pain!!! - 6th vital sign
Pain scale for infants - ✔✔FLACC
Face, legs, activity, cry, consolability (0, 1, 2)
EMTALA - ✔✔Emergency Medical Treatment and Active Labor Act
- hospitals are obligated to screen/treat a patient in the ER regardless of
insurance
- if a emergency medical condition exists - they must stabilize the patient
before transferring or d/c the pt
- an emergency condition is anything with an abromal vital sign
Triage - ✔✔"trier" - to separate, sift or select based on priority of condition
Emergency Severity Index - ✔✔- Categorize based on severity: 1 to 5
1 - most severe: cyanotic/not breathing - unreseponsive or not talking
2 - MI (life threatening but talking)
3- appendicitis/ abdomino pelvic pain
4- ankle swelling, broken leg
5- suture removal
* Things you can physically see on a patient tent to be a category 4 or 5 =
FAST TRACTS (ie broken arm, small cut)