and CORRECT Answers
FiO2 adjustment equation - CORRECT ANSWER - (FiO2 x P1)/P2 = FiO2 needed
P1= ground pressure
P2= altitude pressure you're flying to
Sea level is equal to - CORRECT ANSWER - 760 torr
ST depression and flipped t indicates - CORRECT ANSWER - ischemia
ST elevation with flipped T is marked as - CORRECT ANSWER - injury
ST elevation with Q wave and flipped T is - CORRECT ANSWER - infarct
What artery is affected by Inferior MI - CORRECT ANSWER - RCA
Inferior wall MI - CORRECT ANSWER - -involves RCA
-Leads: II, III, aVF
-papillary muscle dysfunction
-Supplies blood to right atrium, SA node, and AV node
-may develop bradycardia, 1st or 2nd degree AV block
- Right sided EKG; 2L fluid challenge
Anterior Wall MI - CORRECT ANSWER - -involves LAD artery
-Leads V1, V2, V3, V4 with ST elevation
, -supplies blood to left anterior ventricle
-increased risk of death
- MONA treatment
Lateral MI - CORRECT ANSWER - -LCX
-ST elevation leads I, aVL, V5 and V6
ST depression leads II, III, aVF
-MONA
Posterior Wall MI - CORRECT ANSWER - involves RCA or circumflex artery
-Leads: V1, V2, V3
- ST DEPRESSION IN THESE AREAS.
-Upright and tall broad t waves
-supplies blood to the right atrium and ventricle; may develop right HF
-MONA
Left shift of oxygen dissociation curve - CORRECT ANSWER - Left shift is the "Love
shift"..."Oxygen Loves Hb"..
-increased affinity
- Increased pH
- Decreased 2,3 DPG
- Decreased Temperature
-Hypocapnia
-Increased
RIght shift of oxygen dissociation curve - CORRECT ANSWER - -Low pH
-Low Affinity for O2
-Increased 2,3 DPG