Answers 2023/2024 VERIFIED
in cardiac arrest when do you first introduce medical intervention? which drug? correct answers after 2
rounds of CPR/shock
after 2nd shock give 1 mg epinephrine every 3-5 minutes
when do you introduce amiodarone during cardiac arrest? correct answers after the 3rd shock give 300
mg bolus of amiodarone
if second dose is needed give 150mg as second dose
what rhythms are shockable in cardiac arrest correct answers VF
VT
what rhythms are not shockable in cardiac arrest correct answers asystole
PEA
if you are in an unshockable rhythm arrest when do you give epi correct answers 1mg epi every 3-5
minutes after 1st round of CPR
what do you do after return of spontaneous circulation correct answers maintain O2 sat at 94%
treat hypotension (fluids vasopressor)
12 lead EKG
if in coma consider hypothermia
if not in coma and ekg shows STEMI or AMI consider re-perfusion
what are the 5 h's and 5 t's correct answers hypovolemia
hypoxia
hydrogen ion (acidosis)
hypo/hyperkalemia
hypothermia
tension pneumothorax
tamponade, cardiac
toxins
thrombosis, pulmonary
thrombosis, coronary
how do you treat non-symptomatic bradycardia correct answers monitor and observe
what constitutes symptomatic bradycardia correct answers hypotension
altered mental status
signs of shock
chest pain
acute heart failure
, how do you treat symptomatic bradycardia correct answers 1. give 0.5mg atropine every 3-5 mins to max
of 3mg
if that doesn't work try one of the following:
transcutaneous pacing
2-10mcg/kg / minute dopamine infusion
2-10mcg/minute epinephrine infusion
what is considered a tachycardia requiring treatment correct answers over 150 per minute
when do you consider cardioversion correct answers if persistent tachycardia is causing:
hypotension
altered mental status
signs of shock
chest pain
acute heart failure
if persistent tachycardia does not present with symptoms what do you need to consider correct answers
wide QRS?
greater than 0.12 seconds
If persistent tachycardia without symptoms DOES have a wide QRS what to do you do? correct answers
IV access and 12 lead if available
6mg adenosine followed by NS flush only IF regular and monomorphic
consider anti-arrhythmic infusion:
- 20-50mg/min procainamide (max 17mg/kg)
- 150mg amiodarone over 10 minutes
- 100mg sotalol over 5 minutes
which anti-arrhythmic drugs can be used if prolonged QT correct answers only amiodarone
150mg over 10 minutes, repeat if VT occurs
follow by maintenance infusion 1mg/min for first 6 hours
if persistent tachycardia without symptoms and without wide QRS what do you do correct answers IV
access and 12 lead EKG if available
vagal maneuvers
6mg adenosine followed by NS flush only IF regular
Beta blocker or calcium channel blocker
patient comes in with symptoms of ACS what do you do first correct answers chew 325mg aspirin
O2
nitro
morphine