Respiratory System Diagnostics Quiz
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Questions and Answers

What is a potential consequence of high oxygen levels in neonates?

  • Improved gas exchange
  • Increased lung capacity
  • Blood vessel formation changes (correct)
  • Inadequate oxygenation

How often must the oxygen analyzer be calibrated?

  • After every oxygen measurement
  • Whenever a cell is replaced and regularly while in use (correct)
  • Weekly regardless of usage
  • Only when first used

What substances interact in the oxygen analyzer to produce electrical potential?

  • KOH and O2 (correct)
  • Oxygen and nitrogen
  • KOH and CO2
  • H2O and O2

What is a major component of a bronchoscopy system?

<p>Bronchoscope (C)</p> Signup and view all the answers

What should be done when the fuel of the oxygen analyzer is depleted?

<p>Replace it with a new cell (C)</p> Signup and view all the answers

What defines the optical channels in a bronchoscope?

<p>Illuminating the area and transmitting images (D)</p> Signup and view all the answers

Which type of bronchoscope is usually only used with general anesthesia?

<p>Rigid scopes (A)</p> Signup and view all the answers

Why is room air used as a calibration point for oxygen analyzers?

<p>It has a consistent oxygen concentration (C)</p> Signup and view all the answers

What happens to the image quality if the lenses of a rigid bronchoscope are cracked or damaged?

<p>Image quality is reduced (D)</p> Signup and view all the answers

Which components are included in bronchoscopy systems?

<p>Tubes, light source, camera, video monitors (C)</p> Signup and view all the answers

What does ERV stand for in pulmonary function analysis?

<p>Expiratory Reserve Volume (A)</p> Signup and view all the answers

Which parameter measures the volume of air exhaled in the first second of a forced vital capacity test?

<p>FEV1 (B)</p> Signup and view all the answers

In pulmonary function analysis, what does VC stand for?

<p>Vital Capacity (B)</p> Signup and view all the answers

What is the primary goal of using an incentive spirometer?

<p>To encourage deep breathing exercises (C)</p> Signup and view all the answers

What does tidal volume (VT) refer to in respiratory analysis?

<p>Volume of air inhaled and exhaled during one breathing cycle (C)</p> Signup and view all the answers

What is the function of capnography monitors in respiratory assessment?

<p>To measure the level of carbon dioxide in exhaled air (A)</p> Signup and view all the answers

Which device provides data for most or all parameters of the respiratory system?

<p>Pulmonary Function Analyzer (D)</p> Signup and view all the answers

What is the purpose of using flow transducers in pulmonary function testing?

<p>To analyze airflow and volumes directly (C)</p> Signup and view all the answers

How does impedance pneumography determine lung volume?

<p>Through changes in electrical impedance across the chest (A)</p> Signup and view all the answers

Which capacity refers to the total volume of air contained in the lungs at the end of maximal inhalation?

<p>Total Lung Capacity (C)</p> Signup and view all the answers

What does the ratio FEV1/FVC represent in respiratory assessments?

<p>The proportion of airflow in the first second to the total forced vital capacity (C)</p> Signup and view all the answers

What aspect of respiratory function does minute ventilation (MV) measure?

<p>Total volume of air inhaled and exhaled in one minute (B)</p> Signup and view all the answers

Flashcards

ERV

Maximum exhaled air after a normal breath.

FEV1

Exhaled air volume in first second of forced breath.

FEV1/FVC

Ratio of FEV1 to FVC, shows lung function.

FRC

Air remaining in lungs after normal breath.

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FVC

Maximum exhaled air after full inhalation.

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IC

Maximum inhaled air after normal breath.

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IRV

Maximum air inhaled after full breath.

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MV

Total exhaled air per minute.

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MVV

Maximum voluntary breathing per minute.

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RV

Air left in lungs after maximal exhale.

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TLC

Total air lungs can hold after full inhalation.

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VC

Exhaled air after full inhalation.

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VT

Inhaled or exhaled air during a breath.

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Incentive Spirometer

Breathing exercise device.

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Graphing Spirometer

Measures respiratory volume, pressure, and flow.

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Pulmonary Function Analyzer

Equipment to analyze respiratory function.

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Respiration Monitors

Detect chest changes to monitor breathing.

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Impedance Pneumography

Measures chest impedance to monitor breathing.

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Capnography Monitors

Measures exhaled CO2 levels.

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Capnograph

Device using infrared to measure CO2 in breath.

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Oxygen Analyzers

Measure oxygen levels in gas or liquid.

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Bronchoscopy Systems

Visual examination of the upper respiratory tract.

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Study Notes

Respiratory System Diagnostics

  • Pulmonary Function Analyzers are used to measure different aspects of respiratory function, including volumes and flow rates.
  • ERV (Expiratory Reserve Volume): The maximum amount of air that can be exhaled after a normal breath.
  • FEV1 (Forced Expiratory Volume in 1 second): The volume of air exhaled in the first second of a forced vital capacity (FVC) test.
  • FEV1/FVC: The ratio of FEV1 to FVC, expressed as a percentage.
  • FRC (Functional Residual Capacity): The amount of air remaining in the lungs after a normal breath.
  • FVC (Forced Vital Capacity): The maximum amount of air that can be exhaled after a full inhalation.
  • IC (Inspiratory Capacity): The maximum volume of air that can be inhaled after a normal breath.
  • IRV (Inspiratory Reserve Volume): The maximum amount of air that can be inhaled after a full inhalation.
  • MV (Minute Ventilation): The total volume of air exhaled per minute.
  • MVV (Maximum Voluntary Ventilation): The maximum volume of air that can be breathed per minute by voluntary effort.
  • RV (Residual Volume): The amount of air remaining in the lungs after a maximal exhalation.
  • TLC (Total Lung Capacity): The total amount of air the lungs can hold after a maximal inhalation.
  • VC (Vital Capacity): The volume of air that can be expelled from the lungs after a maximal inhalation.
  • VT (Tidal Volume): The volume of air inhaled and exhaled during a single breathing cycle.
  • Incentive Spirometer: A simple device that helps patients to keep up breathing exercises.
  • Graphing Spirometer: A more complex spirometer that measures volume, pressure, and flow rates.
  • Pulmonary Function Analyzer (PFA): Uses flow transducers and a computer system to analyze respiratory function.
  • Respiration Monitors: Used to detect variations in impedance of the chest, which can be used to monitor respiration.
  • Impedance Pneumography: Uses a weak electrical current to measure changes in impedance across the chest, which can be used to monitor respiration.
  • Capnography Monitors: Measure the levels of carbon dioxide in exhaled breath.
  • Capnograph: Uses an infrared sensor to measure CO2 levels in exhaled breath.
  • Oxygen Analyzers: Measure the levels of oxygen in gases or liquids.
  • Bronchoscopy Systems: Allows for visual examination of the upper respiratory system using a bronchoscope.
  • Bronchoscope: A tube-like instrument with optical channels, hollow sections, and a camera sensor to view and perform procedures within the respiratory system.

Bronchoscope Types

  • Flexible bronchoscopes: Thinner and more flexible, allowing them to reach further into the bronchial passages.
  • Rigid bronchoscopes: Allow for the introduction of instruments for biopsies, dilations, or burning of small growths.
  • Distal imaging: Some new bronchoscopes have imaging chips mounted on the distal end, eliminating some transmission problems associated with traditional fiber optics.

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Description

Test your knowledge on the respiratory system and its diagnostic measures. This quiz covers key terms such as ERV, FEV1, FVC, and other important pulmonary functions. Dive into the essential concepts of respiratory diagnostics and enhance your understanding of lung capacities.

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