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Integrated Health Formulas
ALL FORMULAS
26
Other
Not Applicable
07/11/2011
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Term
A
 Definition
alveolar, in lungs
Term
a
 Definition
arterial, in arteries
Term
CO2
 Definition
waste
Term
Relative Humidity (%)
 Definition
content/capacity * 100
Term
Body Humidity (%)
 Definition
content/44 * 100
Term
Humidity Deficit (mg/L)
 Definition
44 - content
Term
Density of Gas (Grahams Law)
 Definition
GMW/22.4
Term
Density of More Than One Gas (Grahams Law)
 Definition
(W*%)+(W*%)/22.4
Term
Inspired Oxygen Pressure
 Definition
PiO2 = (760-47)* FiO2
Term
Dry Pressure Of Oxygen
 Definition
PO2 = 760 * FiO2
Term
Aveolar Equation
 Definition
PAO2=[(760-47)*FiO2]-(PaCO2/.8)
Term

Boyle's Law

(Pressure High=Volume Low)

 Definition
P1*V1=P2*V2
Term

Charle's Law

(pressure constant, volume and temperature are proportional)

 Definition
V1/T1=V2/T2
Term

Gay-Lussacs Law

 

 Definition
P1V1=P2V2
Term
Combined Gas Law
 Definition
P1V1/TI=P2V2/T2
Term
Transport Duration
 Definition
(pressure-500) * Factor /Gas Flow
Term
Cylinder Duration
 Definition
Pressure * Factor / Gas Flow
Term

Tank Pressure

 

D

E

G

H,K

 Definition

D=0.16

E=0.28

G=2.41

H,K=3.14
Term
Inspiratory Flow
 Definition

VI=VE * 3

 

or

 

VI=V1/T1 * 60 seconds
Term
Entrained
 Definition

Air/O2

 

100-C/C-20 or 21
Term
Meet Needs?
 Definition

1.  find inspiratory flow

2.  find air/O2 ratio

3.  multiply air/O2 by flow rate

4.  check by adding together
Term
FiO2
 Definition
Oxygen being received
Term

Oxygen Concentration

(mmHg)

 Definition
Have(PaO2)/Have(FiO2) =Need(PaO2)/Need(FiO2)
Term

Oxygen Content

(Vol%)

 Definition
CaO2=[(Hb * 1.34 * SaO2)+(PaO2 * .003)]
Term
Venous Oxygen Content
 Definition
CvO2=(Hb * 1.34 * SvO2)+(PvO2 * .003)
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