ANSWERS
magnesium potassium phosphorus and calcium ANSW✅✅what is the order of electrolyte
replacement
SpO2 ANSW✅✅this assesses oxygenation
pCO2 ANSW✅✅this assesses ventilation
70-105 ANSW✅✅normal MAP
high afterload ANSW✅✅hypothermia, hypovolemia, and cardiac shock can result in what
low afterload ANSW✅✅sepsis and neurogenic shock can result in what
digoxin epinephrine and dobutamine ANSW✅✅examples of positive inotropes
cardiac output times systemic vascular resistance ANSW✅✅how to calculate MAP
junctional or sinus rhythm ANSW✅✅lead two is used to determine
heart rate times stroke volume ANSW✅✅how to calculate cardiac output
stable angina ANSW✅✅this is characterized by chest pain with activity as a result of plaque in the
coronary arteries
unstable angina ANSW✅✅this is characterized by chest pain not relieved by rest as a result of
plaque rupture and formation of a clot in the coronary arteries
, NSTEMI ANSW✅✅this is characterized by a clot that is intermittently occlusive leading to non-full
thickness infarction of the myocardium
STEMI ANSW✅✅this is characterized by an occlusive thrombus that leads to full thickness
infarction of the myocardium
ischemia ANSW✅✅flipped T-waves and ST depression is a sign of what
injury ANSW✅✅ST elevation is a sign of what
infarction ANSW✅✅deep Q waves form after 24 hours and are a sign of what
1.5 ANSW✅✅ST segment elevation is measured how far away from J point
1 ANSW✅✅ST alarm limit range for patients with ischemia or risk for ischemia
2 ANSW✅✅ST alarm limit range for patients without ischemia or risk for ischemia
V2 or V3 ANSW✅✅QT measurements should be taken where the QT interval is the longest,
usually in leads:
1 ANSW✅✅u waves should be included in QT intervals if found in multiple leads and are at least
what height
antiarrhythmics antipsychotics and antidepressants ANSW✅✅medications oftentimes associated
with lengthened QT intervals
polymorphic vtach ANSW✅✅prolonged QT can result in what as a result of delayed repolarization
ACE inhibitors and ARBs ANSW✅✅with these medications, blood pressure, electrolytes and renal
function needs to be monitored