1. The Respiratory System
Anatomy
and Histology
Lung Function
Gas Exchange
Ventilation
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FINAL ROUND

2. Anatomy and Histology: $100 Question
This partition divides the nasal cavity into right and left parts:
a. hard palate
b. nasal septum
c. nasal conchae
d. vestibule
ANSWER
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3. Anatomy and Histology: $100 Answer
This partition divides the nasal cavity into right and left parts:
a. hard palate
b. nasal septum
c. nasal conchae
d. vestibule
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4. Anatomy and Histology: $200 Question
This is the largest cartilage in the larynx:
a. arytenoid cartilage
b. cricoid cartilage
c. corniculate cartilage
d. cuneiform cartilage
e. thyroid cartilage
ANSWER
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5. Anatomy and Histology: $200 Answer
This is the largest cartilage in the larynx:
a. arytenoid cartilage
b. cricoid cartilage
c. corniculate cartilage
d. cuneiform cartilage
e. thyroid cartilage
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6. Anatomy and Histology: $300 Question
Besides lubricating the visceral and parietal pleura, pleural fluid also has this function:
a. holds the visceral and parietal pleural membranes together
b. prevents the lungs from overinflating
c. increases diffusion rates in the lungs
d. helps fill the pleural cavity
ANSWER
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7. Anatomy and Histology: $300 Answer
Besides lubricating the visceral and parietal pleura, pleural fluid also has this function:
a. holds the visceral and parietal pleural membranes together
b. prevents the lungs from overinflating
c. increases diffusion rates in the lungs
d. helps fill the pleural cavity
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8. Anatomy and Histology: $400 Question
This is lined by pseudostratified ciliated columnar epithelium:
a. vestibule
b. nasopharynx
c. oropharynx
d. laryngopharynx
ANSWER
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9. Anatomy and Histology: $400 Answer
This is lined by pseudostratified ciliated columnar epithelium:
a. vestibule
b. nasopharynx
c. oropharynx
d. laryngopharynx
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10. Anatomy and Histology: $500 Question
Arrange the following structures in the correct order as air passes through them traveling from the bronchi: 1. alveolar duct 2. alveolus 3. respiratory bronchiole 4. terminal bronchiole
a. 2,3,4,1 c. 3,1,2,4
b. 3,4,1,2 d. 4,3,1,2
ANSWER
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11. Anatomy and Histology: $500 Answer
Arrange the following structures in the correct order as air passes through them traveling from the bronchi: 1. alveolar duct 2. alveolus 3. respiratory bronchiole 4. terminal bronchiole
a. 2,3,4,1 c. 3,1,2,4
b. 3,4,1,2 d. 4,3,1,2
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12. Ventilation: $100 Question
According to Boyle’s law, as volume increases, pressure increases and as volume decreases, pressure decreases.
True/False
ANSWER
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13. Ventilation: $100 Answer
According to Boyle’s law, as volume increases, pressure increases and as volume decreases, pressure decreases.
True/False
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14. Ventilation: $200 Question
During the process of expiration, the alveolar pressure is this:
a. greater than the pleural pressure
b. greater than the barometric pressure
c. less than the barometric pressure
d. unchanged
ANSWER
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15. During the process of expiration, the alveolar pressure is this:
Ventilation: $200 Answer
During the process of expiration, the alveolar pressure is this:
a. greater than the pleural pressure
b. greater than the barometric pressure
c. less than the barometric pressure
d. unchanged
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16. Ventilation: $300 Question
Using the following formula: F= P1-P2 / R In an asthma attack, you would expect the airflow (F) to do this:
a. increase
b. decrease
c. not change
d. stop
ANSWER
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17. Ventilation: $300 Answer
Using the following formula: F= P1-P2 / R In an asthma attack, you would expect the airflow (F) to do this:
a. increase
b. decrease
c. not change
d. stop
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18. Ventilation: $400 Question
As a result of a pneumothorax, air in the pleural cavity, the lungs tend to
a. be less elastic and you cannot exhale
b. over inflate
c. collapse
d. increase the surface tension in the fluid lining the alveoli
ANSWER
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19. a. be less elastic and you cannot exhale b. over inflate c. collapse
Ventilation: $400 Answer
As a result of a pneumothorax, air in the pleural cavity, the lungs tend to
a. be less elastic and you cannot exhale
b. over inflate
c. collapse
d. increase the surface tension in the fluid lining the alveoli
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20. Ventilation: $500 Question
This best describes the function of surfactant:
a. increases the compliance of the lungs
b. decreases the surface tension of the fluid that lines the alveoli
c. decreases the elasticity of the elastic fibers in the alveolar walls
d. increases the ability of hemoglobin to bind to oxygen
ANSWER
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21. This best describes the function of surfactant:
Ventilation: $500 Answer
This best describes the function of surfactant:
a. increases the compliance of the lungs
b. decreases the surface tension of the fluid that lines the alveoli
c. decreases the elasticity of the elastic fibers in the alveolar walls
d. increases the ability of hemoglobin to bind to oxygen
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22. Lung Function: $100 Question
If compliance increases, lung expansion is:
a. easier
b. more difficult
c. unaffected
ANSWER
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23. Lung Function: $100 Answer
If compliance increases, lung expansion is:
a. easier
b. more difficult
c. unaffected
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24. Lung Function: $200 Question
This lung volumes/capacities is the largest:
a. expiratory reserve volume
b. inspiratory reserve volume
c. residual volume
d. tidal volume
e. vital capacity
ANSWER
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25. Lung Function: $200 Answer
This lung volumes/capacities is the largest:
a. expiratory reserve volume
b. inspiratory reserve volume
c. residual volume
d. tidal volume
e. vital capacity
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26. Lung Function: $300 Question
This volume of air is available for gas exchange each minute:
a. minute ventilation
b. anatomical dead air space
c. physiological dead air space
d. alveolar ventilation
e. total lung capacity
ANSWER
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27. Lung Function: $300 Answer
This volume of air is available for gas exchange each minute:
a. minute ventilation
b. anatomical dead air space
c. physiological dead air space
d. alveolar ventilation
e. total lung capacity
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28. Lung Function: $400 Question
You are exercising doing aerobics or a stair climber at your fitness center. As you increase to a high intensity of exercise, you would expect the tidal volume to ______________ and the frequency of respiration to _____________.
a. decrease, increase
b. increase, increase
c. stay the same, increase
d. increase, decrease
ANSWER
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29. Lung Function: $400 Answer
You are exercising doing aerobics or a stair climber at your fitness center. As you increase to a high intensity of exercise, you would expect the tidal volume to ______________ and the frequency of respiration to _____________.
a. decrease, increase
b. increase, increase
c. stay the same, increase
d. increase, decrease
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30. Lung Function: $500 Question
Given these lung volumes: 1. tidal volume = 500 mL 2. residual volume = 1000 mL 3. inspiratory reserve volume = 2500 mL 4. expiratory reserve volume = 1000 mL 5. dead space = 1000 mL This is the vital capacity:
a mL c mL
b mL d mL
ANSWER
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31. Lung Function: $500 Answer
Given these lung volumes: 1. tidal volume = 500 mL 2. residual volume = 1000 mL 3. inspiratory reserve volume = 2500 mL 4. expiratory reserve volume = 1000 mL 5. dead space = 1000 mL This is the vital capacity:
a mL c mL
b mL d mL
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32. Gas Exchange: $100 Question
The partial pressure of oxygen (PO2) is normally the greatest in this area:
a. inspired air
b. alveolar air
c. expired air
d. pulmonary capillaries
e. tissue capillaries
ANSWER
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33. d. pulmonary capillaries e. tissue capillaries
Gas Exchange: $100 Answer
The partial pressure of oxygen (PO2) is normally the greatest in this area:
a. inspired air
b. alveolar air
c. expired air
d. pulmonary capillaries
e. tissue capillaries
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34. Gas Exchange: $200 Question
If the total pressure of a gas is 700 mm Hg and its composition is 20% oxygen, 0.03% carbon dioxide, 75% nitrogen, and 5% water vapor, the partial pressure of oxygen (PO2) is this:
a. 15 mm Hg
b. 20 mm Hg
c. 105 mm Hg
d. 140 mm Hg
ANSWER
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35. Gas Exchange: $200 Answer
If the total pressure of a gas is 700 mm Hg and its composition is 20% oxygen, 0.03% carbon dioxide, 75% nitrogen, and 5% water vapor, the partial pressure of oxygen (PO2) is this:
a. 15 mm Hg
b. 20 mm Hg
c. 105 mm Hg
d. 140 mm Hg
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36. Gas Exchange: $300 Question
This condition causes a decreased rate of diffusion through the respiratory membrane:
a. increased fluid in the lungs
b. decreased diffusion coefficient
c. decreased respiratory surface area
d. decreased partial pressure gradient
e. all of these
ANSWER
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37. a. increased fluid in the lungs b. decreased diffusion coefficient
Gas Exchange: $300 Answer
This condition causes a decreased rate of diffusion through the respiratory membrane:
a. increased fluid in the lungs
b. decreased diffusion coefficient
c. decreased respiratory surface area
d. decreased partial pressure gradient
e. all of these
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38. Gas Exchange: $400 Question
This factor increases respiratory rate:
a. increased blood PCO2
b. increased blood pH
c. increased blood PO2
d. increased pH of cerebrospinal fluid
e. all of these
ANSWER
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39. This factor increases respiratory rate: a. increased blood PCO2
Gas Exchange: $400 Answer
This factor increases respiratory rate:
a. increased blood PCO2
b. increased blood pH
c. increased blood PO2
d. increased pH of cerebrospinal fluid
e. all of these
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40. Gas Exchange: $500 Question
When blood passes through the tissues, the hemoglobin in blood is better able to combine with carbon dioxide because of this:
a. Bohr effect
b. Haldane effect
c. chloride shift
d. Boyle effect
e. Dalton effect
ANSWER
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41. Gas Exchange: $500 Answer
When blood passes through the tissues, the hemoglobin in blood is better able to combine with carbon dioxide because of this:
a. Bohr effect
b. Haldane effect
c. chloride shift
d. Boyle effect
e. Dalton effect
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42. b. external intercostal muscles c. internal intercostal muscles
Grab Bag: $100 Question
For inspiration during labored breathing, these muscles are NOT contracted:
a. diaphragm
b. external intercostal muscles
c. internal intercostal muscles
d. pectoralis minor muscles
e. sternocleidomastoid muscles
ANSWER
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43. b. external intercostal muscles c. internal intercostal muscles
Grab Bag: $100 Answer
For inspiration during labored breathing, these muscles are NOT contracted:
a. diaphragm
b. external intercostal muscles
c. internal intercostal muscles
d. pectoralis minor muscles
e. sternocleidomastoid muscles
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44. a. parietal pericardium b. parietal pleura c. visceral pericardium
Grab Bag: $200 Question
The membrane that lines the inner thoracic cavity wall, the superior surface of the diaphragm, and the mediastinum is this:
a. parietal pericardium
b. parietal pleura
c. visceral pericardium
d. visceral pleura
ANSWER
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45. a. parietal pericardium b. parietal pleura c. visceral pericardium
Grab Bag: $200 Answer
The membrane that lines the inner thoracic cavity wall, the superior surface of the diaphragm, and the mediastinum is this:
a. parietal pericardium
b. parietal pleura
c. visceral pericardium
d. visceral pleura
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46. Grab Bag: $300 Question
The dorsal and ventral respiratory groups make up the respiratory center and are located in this:
a. pons
b. medulla oblongata
c. mesencephalon
d. hypothalamus
ANSWER
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47. Grab Bag: $300 Answer
The dorsal and ventral respiratory groups make up the respiratory center and are located in this:
a. pons
b. medulla oblongata
c. mesencephalon
d. hypothalamus
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48. a. just let the person relax and normal breathing will resume
Grab Bag: $400 Question
Strong emotions can sometimes stimulate hyperventilation. This is the best treatment for hyperventilation:
a. just let the person relax and normal breathing will resume
b. have the person breath into a bag
c. have the person increase his or her rate of breathing
d. give the person oxygen
ANSWER
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49. a. just let the person relax and normal breathing will resume
Grab Bag: $400 Answer
Strong emotions can sometimes stimulate hyperventilation. This is the best treatment for hyperventilation:
a. just let the person relax and normal breathing will resume
b. have the person breath into a bag
c. have the person increase his or her rate of breathing
d. give the person oxygen
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50. a. increase in residual volume b. decrease in vital capacity
Grab Bag: $500 Question
You went snorkeling for the first time and noticed that breathing through the tube was more labored than breathing without the tube. This caused the labored breathing:
a. increase in residual volume
b. decrease in vital capacity
c. increase in expiratory reserve volume
d. increase in dead air space
ANSWER
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51. a. increase in residual volume b. decrease in vital capacity
Grab Bag: $500 Answer
You went snorkeling for the first time and noticed that breathing through the tube was more labored than breathing without the tube. This caused the labored breathing:
a. increase in residual volume
b. decrease in vital capacity
c. increase in expiratory reserve volume
d. increase in dead air space
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52. a. pH rises due to increase O2 delivery to the tissues
FINAL ROUND Question
The blood pH of a sprinter changes during a 400 meter race in this manner:
a. pH rises due to increase O delivery to the tissues
b. pH declines to lactic acid buildup
c. pH declines due to excess CO2 in the blood
d. there is no change is pH
e. b and c
ANSWER
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53. a. pH rises due to increase O2 delivery to the tissues
FINAL ROUND Answer
The blood pH of a sprinter changes during a 400 meter race in this manner:
a. pH rises due to increase O delivery to the tissues
b. pH declines to lactic acid buildup
c. pH declines due to excess CO2 in the blood
d. there is no change is pH
e. b and c
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