Questions and CORRECT Answers
Normal PaCO2 range - CORRECT ANSWER - 35-45 mm Hg
Normal HCO3 range - CORRECT ANSWER - 22-26 mEq/L
HCO3 Replacement formula - CORRECT ANSWER - 0.1 x (-BE) x kg = HCO3
Appropriate ETT cuff pressure - CORRECT ANSWER - 20-30 mmH2O
Pediatric Tube Size Formula - CORRECT ANSWER - (Age/4) + 4
Curare Cleft Waveform - CORRECT ANSWER - PT is breathing over ventilator
Consider what for pediatric Pt prior to intubation? - CORRECT ANSWER - 0.02 mg/kg
atropine for reflex bradycardia
Succynylcholine (Anectine) - CORRECT ANSWER - Depolarizing, 1-1.5 mg/kg, contra:
hyper K, ocular trauma, neuro disorders, inhibits ACH
Rocuronium (Zemuron) - CORRECT ANSWER - Non-depolarizing, 0.6-1.2 mg/kg,
competes with ACH
Vecuronium (Norcuron) - CORRECT ANSWER - Non-depolarizing, 0.1 mg/kg,
cholinergic inhibitor
RSI/DSI for hemodynamically unstable PT's - CORRECT ANSWER - 1/2 sedative and 2x
paralytic + pressors
, Base Excess (BE) - CORRECT ANSWER - Acidic -3 to 3 alkalotic
PaO2 normal range - CORRECT ANSWER - 80-100 mm Hg
SaO2 normal range - CORRECT ANSWER - 92-99%
Sao2 and Pao2 relationship - CORRECT ANSWER - SaO2 is usually 30 points higher
Left shift of oxygen dissociation curve - CORRECT ANSWER - Greater O2 affinity,
hypothermia, alkalosis, fetal blood
Right shift of oxyhemoglobin dissociation curve - CORRECT ANSWER - Decreased O2
affinity, hyperthermia, acidosis, maternal blood
Hypercarbic Respiratory Failure - CORRECT ANSWER - PaCO2 > 55
Hypoxia respiratory failure - CORRECT ANSWER - PaO2 < 60
10 mmHg change in PCO2 - CORRECT ANSWER - pH will inversely change 0.8
0.15 change in pH - CORRECT ANSWER - HCO3 will change 10 in same direction
A 0.1 change in pH corresponds to a ____ mmol/L change in potassium. - CORRECT
ANSWER - 0.6 in opposite direction
10 mmHg change in CO2 K+ will change - CORRECT ANSWER - 0.5 mEq in same
direction