RRT Exam Final Test Prep Questions And
Answers 100% Verified
70/30 Heliox Factor
1.6x
Obstructive Disorders
Cystic Fibrosis
Bronchiectasis
Asthma
Bronchitis (Chronic)
Emphysema
Diseases of the airways, not alveoli?
Obstructive
RAW Calculation
PIP-Plat/Flow
RAW Normal Value
0.6-2.4
If RAW increases, what kind of issue is it?
CBABE
IF PIP and Pplat rise together, what/where is the issue?
Alveoli (restrictive)
If PIP rises and Pplat stays constant, what/where is the issue?
CBABE (obstructive)
CBABE issues are indicative of?
Obstructive Diseases
Alveoli issues are indicative of?
Restrictive Diseases
RAW corresponds with?
CBABE
Static Compliance corresponds with?
Alveoli Issues
Static Compliance Formula
VT/Pplat-PEEP
, Hypokalemia
Low Potassium <3.5
Caused from diarrhetic therapy, vomiting, diarrhea
Causes muscle weakness and S-T depression
What is contained in FVC?
FEV1, PEFR, FEF25-75, FEF200-1200
Expiratory Flows are correlated with?
Small airway disorders (emphysema)
How to determine if PFT is obstructive?
FEV1/FVC <70%
Formula to assess reversibility of asthma
Post FEV1 - Pre FEV1/ PreFEV1 >12% it is effective!
Classic obstructive flow pattern?
Low Exp Flows
Increased RV
Increased FRC
Increased TLC
Restrictive issue PFT's?
Decreased RV
Decreased FRC
Decreased TLC
DLCO Normal Value
25
What lowers DLCO/
Alveolar Diseases
Can anemic people be cyanotic?
No, not enough RBC's
What is higher PIP or Pplat?
PIP is always higher
What is higher dynamic or static?
Static always higher
Answers 100% Verified
70/30 Heliox Factor
1.6x
Obstructive Disorders
Cystic Fibrosis
Bronchiectasis
Asthma
Bronchitis (Chronic)
Emphysema
Diseases of the airways, not alveoli?
Obstructive
RAW Calculation
PIP-Plat/Flow
RAW Normal Value
0.6-2.4
If RAW increases, what kind of issue is it?
CBABE
IF PIP and Pplat rise together, what/where is the issue?
Alveoli (restrictive)
If PIP rises and Pplat stays constant, what/where is the issue?
CBABE (obstructive)
CBABE issues are indicative of?
Obstructive Diseases
Alveoli issues are indicative of?
Restrictive Diseases
RAW corresponds with?
CBABE
Static Compliance corresponds with?
Alveoli Issues
Static Compliance Formula
VT/Pplat-PEEP
, Hypokalemia
Low Potassium <3.5
Caused from diarrhetic therapy, vomiting, diarrhea
Causes muscle weakness and S-T depression
What is contained in FVC?
FEV1, PEFR, FEF25-75, FEF200-1200
Expiratory Flows are correlated with?
Small airway disorders (emphysema)
How to determine if PFT is obstructive?
FEV1/FVC <70%
Formula to assess reversibility of asthma
Post FEV1 - Pre FEV1/ PreFEV1 >12% it is effective!
Classic obstructive flow pattern?
Low Exp Flows
Increased RV
Increased FRC
Increased TLC
Restrictive issue PFT's?
Decreased RV
Decreased FRC
Decreased TLC
DLCO Normal Value
25
What lowers DLCO/
Alveolar Diseases
Can anemic people be cyanotic?
No, not enough RBC's
What is higher PIP or Pplat?
PIP is always higher
What is higher dynamic or static?
Static always higher
