• Physioex Exercise 7
    expiration, abdominal-wall muscles and the internal intercostal muscles contract. | 1. What was the FEV1% at the original radius of 5.00 mm? | 74% | 1. What happened to the FEV1% as the radius of the airways decreased? | FEV1 (%) decreased as the airway radius was decreased. | 1...
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  • Study Guide
    ml 3143 ml 73.27% 4.00 1422 ml 1962 ml 72.47% 3.50 822 ml 1150 ml 71.47% 3.00 436 ml 621 ml 70.20% What happened to the FEV1 (%) as the radius of the airways was decreased? FEV1 (%) will decrease as the airways radius is decreased. If the airway becomes smaller, then the resistance to airflow...
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  • Physioex 8.0 Respiratory Lab
    What happened to FEV1 (%) as the radius of the airways was decreased? Explain. FEV 1 (%) will decrease as the airway radius is decreased. FEV 1 (%) is the amount of air that can be expelled from the lungs in one second during forced expiration. If the airway becomes smaller, then the resistance to...
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  • Activity 7
    . What additional skeletal muscles are utilized in an ERV activity? Your answer: abdominal muscle are utilized in an erv activity 3. What was the FEV1 (%) at the initial radius of 5.00 mm? Your answer: 74 4. What happened to the FEV1 (%) as the radius of the airways decreased? How well did the...
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  • Physio Ex 7
    Review Sheet Results 7-1 1. What additional skeletal muscles are utilized in an ERV activity? In food expiration, abdominal wall muscles and the internal intercostal muscles contract. 2. What was the FEV1 (%) at the initial radius of 5.00 mm? 74% 3. What happened to the FEV1 (%) as the radius...
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  • Lab Simulation Exercise 7: Respiratory System Mechanics
    button Stimulates? forced expiration 2.) What additional skeletal muscles are utilized in an ERV activity? abdominal-wall muscles and the internal intercostal muscles contract 3.) What was the FEV1 (%) at the initial radius of 5.00 mm? 73.9% 4.) What happened to the FEV1 (%) as the...
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  • Exercise 7: Respiratory System Mechanics Worksheet
    functioning better or worse than it did in the previous activity? Explain why. Worst, because the breathing is more shallow and incomplete. The lungs are not able to inhale or exhale as much as in Activity 2. 7. What is the effect of reducing the radius of the air flow tube on respiratory volumes? The...
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  • Lab 7
    ; ask instructor if you need help 2-1: What happened to the FEV1 (%) as the radius of the airways was decreased? Explain your answer. Summary: In this Activity, I learned/observed that: ( write 1-2 sentences on what you observed by doing this experiment – think “big...
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  • Physioex Exercise 7
    . What happened to the FEV1 (%) as the radius of the airways was decreased? ___________________________________ 6. Now click the valve button (which currently reads Valve closed) on the left side of the bell jar above the Start button to open the valve. 7. 8. Click Start to begin the run. When the...
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  • My Paper
    | Questions: (answer each question; use full sentences; ask instructor if you need help 3-1: What happened to the FEV1 (%) as the radius of the airways was decreased? FEV1 (%) decreases as the radius of the airway is decreased. Air flow increases when surfactant is...
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  • Respiratory System Mechanics Worksheet
    effect of reducing the radius of the air flow tube on respiratory volumes? The air flow was decreasing, which decreased the respiratory volume. 4. What does the air flow tube simulate in the human body? The trachea 5. What could be some possible causes of reduction in air flow to the lungs...
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  • Exercise 7 Respiratory System Mechanics
    ________________________________________________ the lungs as far because of the decreased space for intake ________________________________________________ and output of air 2. Click Clear Tracings. 3. Reduce the radius of the air flow tube by another 0.50 mm to 3.50 mm. 4. Repeat steps 2–6 from Activity 2. 5. Reduce the radius of the...
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  • Physioex Ex 7 Activity 5 and 6
    what lung values will change in the spirogram when the patient who is having an acute asthma attack is selected. Assume that significantly decreased airway radius and increased airway resistance have developed in this patient’s lungs. 2. Select Asthmatic from the drop-down menu in the Patient Type...
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  • Lab Resp. System
    steps 2–6 from Activity 2. 5. Reduce the radius of the air flow tube by another 0.50 mm to 3.00 mm. 6. Repeat steps 2–6 from Activity 2. What was the effect of reducing the radius of the air flow tube on respiratory volumes...
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  • Physioex 9.0 Exercise 7 Pre and Post Quizzes Activity 2
    , the ERV or the IRV? Your answer : a. IRV Stop & Think Questions: When obstructive lung disease develops, what happens to the FEV1 (%)? You correctly answered: b. It decreases. Compared with the normal patient, what happened to the FVC in this patient? You correctly answered: b. It decreased. Compared...
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  • Physioex 37b
    Exercise 7 7. Click Start to begin the surfactant run. 8. When the lungs stop respiring, click Record Data to display the data in the grid. What happened to the FEV1 (%) as the radius of the airways was decreased? ___________________________________ How has the airflow changed compared to the...
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  • Physioex 8 Exercise 7
    ? Surfactant acts to decrease the surface tension of water in the fluid that line the walls of the alveoli. Activity 5: Effect of Thoracic Cavity Puncture 1. What happened to the left lung when you clicked on the valve button? It deflated. 2. Why? Because the pressure in the left lung was 0 and...
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  • Exercise 7
    breath holding? 31. Why? 32. What change was seen when you returned to “Normal Breathing”? Activity 9: Comparative Spirometry Normal Breathing: 33. What do you think is the clinical importance of the FVC and FEV1 values? 34. Why do you think the ratio of these two values is...
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  • Physio Ex
    be expelled from the lungs in one second during forced expiration. FEV1 (%) decreased as the airway radius decreased. Amount of air flow also decreased. ACTIVITY 3 At any gas-liquid boundary, the molecules of the liquid are attracted more strongly to each other than they are to the...
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  • Copd Paper
    divided by fact of 2.0 l gives a fev1/fact ratio [5]) which is directly linked to the reduced air radius. excess mucus leading to the reduced diameter if the respiratory zones directly promotes the obstruction.[9] additionally there is there is thickening of airway wall and infiltration with lymphocytes...
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