Airway

Question 1

ABG Golden Rule #1

Answer 1

For every 10mmHg change in CO2, the pH will change 0.08 in the opposite direction.

Question 2

ABG Golden Rule #2

Answer 2

For every change in bicarb of 10mEq, the pH will change 0.15 in the same direction.

Question 3

ABG Golden Rule#3

Answer 3

PaCO2 compensation for metabolic acidosis

1.5 x HCO3 + 8 = Expected PaCO2

Question 4

ABG Golden Rule #4

Answer 4

Formula for calculating bicarb replacement

Kg/4 x Base deficit = mEq bicarb needed

Question 5

Appropriate Tidal volume (Vt)

Answer 5

6-8cc/kg on ideal body weight