Welcome to your Respiratory Therapy Name: Email: [Which of the following parameters gives an indication of the contractility of the heart?] Cardiac output Ejection fraction Systemic vascular resistance Mean arterial blood pressure None . [Airway management techniques that can help decrease the incidence of ventilator-acquired pneumonia (VAP) include all of the following except:] using the nasal route instead of the oral route for intubation using an ET tube that can aspirate subglottic secretions maintaining proper endotracheal tube cuff pressures using only sterile fluids to flush suction catheters None . [A patient breathing 100% O2 has a P(A-a)O2 of 400 torr. What is her approximate % shunt?] 0.05 0.1 0.15 0.2 None . [A patient receiving 30% O2 has a PaO2 of 66 torr and PaCO2 of 32 torr. Which of the following best describes this patient’s oxygenation status?] A mild disturbance of oxygenation consistent with hypoventilation A mild disturbance of oxygenation consistent with a V/Q imbalance A moderate disturbance of oxygenation consistent with acute lung injury A severe disturbance of oxygenation consistent with ARDS None . [Which of the following will not affect the alveolar uptake of an anesthetic agent?] FRC Solubility coefficient Alveolar MV Extremes of age None . [Which of the following is the most potent opioid?] Morphine Fentanyl Sufentanil Codeine  None . [A 27 week neonate is ventilated on the Sensormedics 3100A             Frequency: 13 Hz             MAP: 11 cmH2O             Amplitude (change in P): 18 cmH2O             I time %: 33%             FiO2: 0.60 ABG: 7.22/58/46/23/82%  Which of the following changes to the oscillating settings would help to return the blood gas values to goal ranges?] Increased amplitude, decreased MAP Decreased amplitude, decreased MAP Increased amplitude, increased MAP Decreased amplitude, increased MAP None . [Which of the following represents the proper sequence for use of an airway exchange catheter (AEC) for exchanging a patient's ET tube?] extubate patient > introduce AEC into pharynx > thread new tube over AEC > remove AEC insert AEC inside old ET tube > remove old tube > thread new tube over AEC > remove AEC insert AEC next to old ET tube > remove old tube > thread new tube over AEC > remove AEC extubate patient > insert AEC inside new ET tube > intubate with new ET tube > remove AEC None . [Which of the following is being measured if you instruct a patient to take a maximum deep breath and then exhale completely?] inspiratory force vital capacity (VC) total lung capacity (TLC) residual volume (RV) None . [During a procedure in ICU, blood spills onto the outer plastic casing of an in-use ventilator. After cleaning the surface using gloves and disposable gauze pads, how would you decontaminate it?] spray the area with a concentrated isopropyl alcohol solution swab the area with a tuberculocidal disinfectant or bleach solution take the ventilator out of service and have it sterilized wash the surface with a detergent and rinse with sterile water None . [The Global Strategy for the Diagnosis of COPD has created a method of establishing the severity of COPD. What is their criteria for determining COPD severity?] Determined by the amount of oxygen therapy a pa!ent requires to keep their SaO2 greater than 90% Determined by the FEV1/FVC and the FEV1 derived from the pulmonary func!on test Determined by the level of physical impairment and the limita!ons on the pa!ent’s ability to perform specific daily func!ons Based on the level of ABG impairment, low PaO2 and the amount of Hb with room air samples None . [A patient with inspiratory stridor most likely has which of the following conditions?] Bronchospasm: Yes; Laryngeal edema: Yes; Secretions in large airways: Yes Bronchospasm: No; Laryngeal edema: Yes; Secretions in large airways: No Bronchospasm: Yes; Laryngeal edema: No; Secretions in large airways: Yes Bronchospasm: No; Laryngeal edema: No; Secretions in large airways: Yes None . [In assessing a patient receiving volume controlled A/C ventilation, you note a decrease in expired volume, with the high pressure limit alarm sounding. There has been no change in ventilator settings. Which of the following best explains these findings?] an increase in patient-triggered respiratory frequency increased airway resistance or decreased compliance the presence of a leak in the patient-ventilator system malfunction of the ventilator volume monitoring sensor None . [Which of the following statement is true regarding DPI?] They are good for all age groups They do not require a spacing device Laminar flow from the use during inspiration is needed to create an aerosol They are cumbersome to carry None . [Which of the following events cause cessation of right to left shunting through the foramen ovale] Increased levels of PaCO2 in fetal blood Decreased SVR Increased SVR Decreased levels of PaO2 in the fetal blood None . [Common uses for inhaled nitric oxide include all of the following except:] ARDS PPHN Primary pulmonary hypertension Status asthmaticus None . [The form of emphysema that involves enlargement of the alveoli in response to traction forces as a result of scarring is termed:] Centrilobular Panlobular Paracicatricial Paraseptal None . [Which of the following statements refer to EF?] The portion of EDV ejected on each beat Amount of blood in the ventricle at end of diastole Amount of blood ejected into the ventricle after each atrial contraction None . [Which of these will not cause some degree of bronchodilation?] Coffee Theophylline Alvesco All of the above a) and b) only None . [Which of the following is associated with difficult intubation via direct laryngoscopy?] large tongue/small oropharynx small neck circumference small tongue/large oropharynx large mouth opening None . Time's up
