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RRT National board exam review- 2020 Questions and Answers.
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RRT National board exam review- 2020Questions and Answers.
what are the 3 reason O2 is given? -
\decrease WOB, Tx hypoxemia, decrease myocardial work
Radiolucent -
\dark air pattern
radiodense -
\white pattern solid fluid
infiltrate -
\any ill defined radio density
consolidation -
\solid white area
hyperlucency -
\extra pulmonary air
vascular markings -
\Lymphatic vessels lung tissue ( increased markings in CHF, decreased markings with
pneumothorax)
diffuse -
\spread throughout
opaque -
\fluid/solid
Fluffy infiltrates (Kurley A) -
\pulmonary edema (cardiogenic)
butterfly/bat wing -
\pulmonary edema (non cardiogenic )
patchy/platelike infiltrates -
\atelectasis
ground glass appearance (reticulograndular) -
\ARDS/IRDS
honeycomb (reticulondular) -
,\ARDS/IRDS/ILD
air bronchogram -
\pneumonia/ edema
Peripheral wedge-shaped infiltrate -
\pulmonary embolism
concanve superior interface/ border -
\pleura effusion
Basilar infiltrates with meniscus -
\pleura effusion
bleb -
\air filled pocket > 1 cm
bullae -
\air filled pocket < 1 cm
white/gray sputum -
\asthma/ chronic bronchitis
bright red sputum (Hemoptysis) -
\fresh blood, tumor, TB
yellow sputum -
\increased WBC, bacterial infection
brown/ dark sputum -
\old blood
pink froth -
\pulmonary edema
green foul smelling -
\Pseudomonas or anaerobic infection
green sputum -
\stagnant sputum, gram negative bacteria (bronchiectasis, pseudomonas)
normal PaO2 range -
\80-100 mm Hg
Mild Hypoxia range -
\60-80 mm Hg
, moderate hypoxia range -
\40-60 mm Hg
severe hypoxia range -
\<40
calculation for total room air -
\100-x/x-21 (< or equal to 40% FiO2)
100-x/x-20 (> 40% FiO2)
calculation for total flow -
\air : O2 ratio > air + O2 x LPM
Calculate how many LPM patient is receiving -
\air + O2 / total flow
AHI ranges (Sleep Apnea) -
\<5 normal
5-15 mild sleep apnea
15-30 moderate sleep apnea
>30 server sleep apnea
normal TLC value -
\6,000 cc
normal RV value -
\1,200 cc
normal VC value -
\4,800 cc
normal FRC value -
\2,400 cc
normal IC value -
\3,600 cc
normal ERV value -
\1,000 cc
normal Vt value -
\500 cc
normal IRV value -
\3,100 cc
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