RRT National Board Exam Review Questions with 100% Correct Answers Verified

RRT National Board Exam Review Questions with 100% Correct Answers Verified what are the 3 reason O2 is given? - answerdecrease WOB, Tx hypoxemia, decrease myocardial work Radiolucent - answerdark air pattern radiodense - answerwhite pattern solid fluid infiltrate - answerany ill defined radio density consolidation - answersolid white area hyperlucency - answerextra pulmonary air vascular markings - answerLymphatic vessels lung tissue ( increased markings in CHF, decreased markings with pneumothorax) diffuse - answerspread throughout opaque - answerfluid/solid Fluffy infiltrates (Kurley A) - answerpulmonary edema (cardiogenic) butterfly/bat wing - answerpulmonary edema (non cardiogenic ) patchy/platelike infiltrates - answeratelectasis ground glass appearance (reticulograndular) - answerARDS/IRDS honeycomb (reticulondular) - answerARDS/IRDS/ILD air bronchogram - answerpneumonia/ edema Peripheral wedge-shaped infiltrate - answerpulmonary embolism concanve superior interface/ border - answerpleura effusion Basilar infiltrates with meniscus - answerpleura effusion bleb - answerair filled pocket > 1 cm bullae - answerair filled pocket < 1 cm white/gray sputum - answerasthma/ chronic bronchitis bright red sputum (Hemoptysis) - answerfresh blood, tumor, TB yellow sputum - answerincreased WBC, bacterial infection brown/ dark sputum - answerold blood pink froth - answerpulmonary edema green foul smelling - answerPseudomonas or anaerobic infection green sputum - answerstagnant sputum, gram negative bacteria (bronchiectasis, pseudomonas) normal PaO2 range - answer80-100 mm Hg Mild Hypoxia range - answer60-80 mm Hg moderate hypoxia range - answer40-60 mm Hg severe hypoxia range - answer<40 calculation for total room air - answer100-x/x-21 (< or equal to 40% FiO2) 100-x/x-20 (> 40% FiO2) calculation for total flow - answerair : O2 ratio > air + O2 x LPM Calculate how many LPM patient is receiving - answerair + O2 / total flow AHI ranges (Sleep Apnea) - answer<5 normal 5-15 mild sleep apnea 15-30 moderate sleep apnea >30 server sleep apnea normal TLC value - answer6,000 cc normal RV value - answer1,200 cc normal VC value - answer4,800 cc normal FRC value - answer2,400 cc normal IC value - answer3,600 cc