Dlco Study guides, Class notes & Summaries

What FEV1/FVC ratio on spirometry is consistent with airflow obstruction? - 70% What is used to characterize the degree of obstruction? - the degree of reduction in FEV1 What is considered moderately reduced FEV1? - 50-80% What is considered severely reduced FEV1? - 34-49% What is considered very severely reduced FEV1? - less than 34% In patients with obstruction, what additional test on spirometry should be performed? - bronchodilator challenge (2-4 puffs of a short acting B2 ago...

Test Bank for Ruppel's Manual of Pulmonary Function Testing 11th Edition by Carl Mottram 9780323356251 | Complete Guide A+. TEST BANK FOR TEST BANK FOR RUPPEL’S MANUAL OF PULMONARY FUNCTION TESTING 11TH EDITION BY MOTTRAM Chapter 1: Indications for Pulmonary Function Testing Test Bank MULTIPLE CHOICE 1. Who first popularized spirometry for the evaluation of pulmonary function? a. August and Marie Krogh b. Alvan Barach c. John Severinghaus d. John Hutchinson ANS: D Hutchinson popularized the c...

Sputum Bowl 2024 Questions And Answers With Complete Solutions Airway management What are the two possible dysrhythmias seen during suctioning and state their causes? - answerBradycardia (vagal stimulation) tachycardia (patient agitation and hypoxemia) Egan 10th Ed. p. 738 Airway management What is the term for narrowing of the lumen of the trachea, which can occur as fibrous scarring seen at the site of the endotracheal tube cuff? - answerTracheostenosis Egan 10th Ed. p. 759 Airway ma...

PFT correct answers Pulmonary Function testing, Clinical examination used to evaluate the lung function of a particular individual and help to determine an answer to clinical question PFT Determines correct answers Obstruction or Restrictive If meds are effecting the lungs from start to finish Airway function correct answers Spirometry Categories of PFT correct answers Lung volume and ventilation DLCO Testing correct answers Diffusing lung Carbon Monoxide

TMC EXAM REVIEW QUESTIONS & ANSWERS, VERIFIED/ GRADED A+ Ventilation parameters - -Vt spont: >5mL/kg VC: 10 mL/kg MIP: >-20 cmH2O MEP: >40 cmH2O RSBI: < 106 RR: 8-20 VD/VT: 20-40% (off vent) <60% (on vent) A-aDO2 - -25-65 mmHg =PAO2-PaO2 CaO2 - -17-20 vol% Hb*1.34 or Hb/3 *4 CvO2 - -14-16 vol% Hb*1.34*SvO2 C(a-v)O2 - -4-5 vol% CaO2-CvO2 P/F ratio - ->380 PaO2/FiO2 Qs/Qt - -3-5% (A-aDO2*.003)/(A-aDO2*.003)+C(a-v)O2 PetCO2 - -25-35mmHg will read lower than P...

A 22 year old patient with dyspnea performs three spirometry trials the PFT tech should do which of the following? correct answers Perform at least one more maneuver PFT testing is contraindicated in which of the following conditions? correct answers Untreated pneumothorax An FEV1% is less tha predicted is a good indication for bronchodilator studies. However, FEV1% should not be used to judge bronchodilator response correct answers True Which of the following is the most important meas...

PFT Chart correct answer: (Kevin, not sure what to do with this,you'll have to tell me) Obstructive correct answer: Which Pattern is this Flow Volume Loop (short fat loop) Normal correct answer: Which Pattern is this Flow Volume Loop Restrictive correct answer: Which Pattern is this Flow Volume Loop (tall skinny loop) Very Round Loop Pattern on Flow Volume Loop indicates what? correct answer: large, FIXED airway obstruction (like vocal cord paralysis or cancer) ...

NBRC EXAM REVIEW QUESTIONS AND ANSWERS, RATED A+/ VERIFIED/ Information Gathering - Emphysema: (Abnormal condition of the alveoli resulting destruction and loss of elasticity.) - -LEVEL I: Cyanosis, Barrel chest, ↑ A-P diameter, Accessory muscle use, Digital clubbing of the nail beds, Significant hx of smoking and/or occupational exposure to smoke or other pulmonary irritant -LEVEL II: Dyspnea, Wheezing BS -LEVEL III: Chest X-ray—flattened diaphragms, hyperlucency, diminished pulm...

Which Pattern is this Flow Volume Loop (short fat loop) correct answer: Obstructive Which Pattern is this Flow Volume Loop correct answer: Normal Which Pattern is this Flow Volume Loop (tall skinny loop) correct answer: Restrictive large, FIXED airway obstruction (like vocal cord paralysis or cancer) correct answer: Very Round Loop Pattern on Flow Volume Loop indicates what? 70% correct answer: What is minimum acceptable for FEV1 Obstruction correct answer: If FEV...

Name 4 important mediators involved in an early phase reaction? correct answer: Histamine, tryptase, chymase & carboxypeptidase Testing for which allergens may come back positive in patients with shellfish allergy? correct answer: Dust mite, cockroach What is the highest concentration of venom intradermal skin tests? correct answer: 1mg/mL What constitutes a significant bronchodilator response in adults? correct answer: An increase in FEV1 of 12% and ≥200 mL What are some facto...