Theme: Critical Care Flashcards
2 main body compartments for fluid
ECF and ICF
Intracellular fluid volume?
28 L
28 L?
Intracellular fluid volume
Compartment more fluid?
ICF (more fluid inside cell)
Insensible losses?
fluid lost from skin as swear
Average daily fluid lost through sweating?
500 mL
Maintenance fluid formula?
4 2 1 mL/kg/hr
Maintenance fluid formula?
40 + 20 + (total body weight - 20)
Daily requirement of Na
1 mmol/kg/day (same as potassium)
4 2 1 mL/kg/hr
What is this referring to?
Colloids containing albumin
Gelatin and starch
ECF divisions
Interstitial
Plasma
transcellular
Room air percentage Oxygen?
21 %
Ventilation best at which part of lung
Top
perfusion best at which part of lung
Bottom
Shunt?
blood supply but no ventilation
Oxygen Delivery
blood pumped out by heart x oxy status of that blood
Oxy delivery = CO x O2 content
Oxygen Delivery
Haldane
Deoxy Hb favours CO2
Bohr
Shift
Right shift?
R ight R eleases oxygen
Left shit?
L eft L ocks oxygen
Venturi mask ?
Fixed performance device
Controlled Oxygen therapy apart from COPD patients
Obese