1. Chapter 23 – The Respiratory System
Structures of the Respiratory System
Functions of the Respiratory System
You Inspire Me
It’s the Law
Waiting to Exhale
$100
$100
$100
$100
$100
$200
$200
$200
$200
$200
$300
$300
$300
$300
$300
$400
$400
$400
$400
$400
$500
$500
$500
$500
$500
FINAL ROUND

2. Topic1: Structures of the Respiratory System $100 Question
Which structure is part of the lower respiratory system?
a. larynx
b. pharynx
c. internal nares
d. soft palate
ANSWER
BACK TO GAME

3. Topic1: Structures of the Respiratory System $100 Answer
Which structure is part of the lower respiratory system?
a. larynx
b. pharynx
c. internal nares
d. soft palate
BACK TO GAME

4. Topic1: Structures of the Respiratory System $200 Question
Which structure is the final part of the conduction portion of the respiratory system?
a. alveolar sacs
b. tertiary bronchi
c. respiratory bronchioles
d. terminal bronchioles
ANSWER
BACK TO GAME

5. Topic1: Structures of the Respiratory System $200 Answer
Which structure is the final part of the conduction portion of the respiratory system?
a. alveolar sacs
b. tertiary bronchi
c. respiratory bronchioles
d. terminal bronchioles
BACK TO GAME

6. Topic1: Structures of the Respiratory System $300 Question
Why are the cartilages that reinforce the trachea C-shaped?
a. to prevent damage to the trachea
b. to conform to the shape of the thorax
c. to allow room for esophageal expansion
d. to ensure normal cardiac functioning
ANSWER
BACK TO GAME

7. Topic1: Structures of the Respiratory System $300 Answer
Why are the cartilages that reinforce the trachea C-shaped?
a. to prevent damage to the trachea
b. to conform to the shape of the thorax
c. to allow room for esophageal expansion
d. to ensure normal cardiac functioning
BACK TO GAME

8. Topic1: Structures of the Respiratory System $400 Question
Which arteries supply blood to the conducting portions of the respiratory tract?
a. internal carotid arteries
b. pulmonary arteries
c. bronchial arteries
d. pulmonary veins
ANSWER
BACK TO GAME

9. Topic1: Structures of the Respiratory System $400 Answer
Which arteries supply blood to the conducting portions of the respiratory tract?
a. internal carotid arteries
b. pulmonary arteries
c. bronchial arteries
d. pulmonary veins
BACK TO GAME

10. Topic1: Structures of the Respiratory System $500 Question
What path does air take when flowing from the glottis to the respiratory membrane?
a. larynx, trachea, bronchi, bronchioles, respiratory bronchioles, alveoli
b. larynx, trachea, respiratory bronchioles, bronchioles, alveoli
c. trachea, bronchi, larynx, bronchioles, alveolar duct, alveolar sac
d. larynx, trachea, bronchioles, bronchi, alveolar sac, respiratory membrane
ANSWER
BACK TO GAME

11. Topic1: Structures of the Respiratory System $500 Answer
What path does air take when flowing from the glottis to the respiratory membrane?
a. larynx, trachea, bronchi, bronchioles, respiratory bronchioles, alveoli
b. larynx, trachea, respiratory bronchioles, bronchioles, alveoli
c. trachea, bronchi, larynx, bronchioles, alveolar duct, alveolar sac
d. larynx, trachea, bronchioles, bronchi, alveolar sac, respiratory membrane
BACK TO GAME

12. Topic 2: Functions of the Respiratory System $100 Question
What statement(s) is (are) true with regard to the respiratory membrane?
a. It is formed by the fusion of endothelium and simple squamous cells of the alveoli.
b. Diffusion of gases across the respiratory membrane occurs rapidly.
c. Transport of O2 and CO2 across the respiratory membrane is simultaneous.
d. All of the above statements are true.
ANSWER
BACK TO GAME

13. Topic 2: Functions of the Respiratory System $100 Answer
What statement(s) is (are) true with regard to the respiratory membrane?
a. It is formed by the fusion of endothelium and simple squamous cells of the alveoli.
b. Diffusion of gases across the respiratory membrane occurs rapidly.
c. Transport of O2 and CO2 across the respiratory membrane is simultaneous.
d. All of the above statements are true.
BACK TO GAME

14. Topic 2: Functions of the Respiratory System $200 Question
What statement below is true of the pleura?
a. It secretes surfactant and reduces surface tension.
b. It secretes mucus that traps particulate matter.
c. It is attached to the diaphragm and thoracic wall.
d. It prevents friction between the heart and lungs.
ANSWER
BACK TO GAME

15. Topic 2: Functions of the Respiratory System $200 Answer
What statement below is true of the pleura?
a. It secretes surfactant and reduces surface tension.
b. It secretes mucus that traps particulate matter.
c. It is attached to the diaphragm and thoracic wall.
d. It prevents friction between the heart and lungs.
BACK TO GAME

16. Topic 2: Functions of the Respiratory System $300 Question
What role do the nasal conchae play in the respiratory system?
a. trapping airborne particles in mucus
b. warming and humidifying incoming air
c. bringing olfactory stimulation to olfactory receptors
d. all of the above
ANSWER
BACK TO GAME

17. Topic 2: Functions of the Respiratory System $300 Answer
What role do the nasal conchae play in the respiratory system?
a. trapping airborne particles in mucus
b. warming and humidifying incoming air
c. bringing olfactory stimulation to olfactory receptors
d. all of the above
BACK TO GAME

18. Topic 2: Functions of the Respiratory System $400 Question
If surfactant is not produced, alveoli _____ due to ______.
a. contract; elastic recoil of lungs
b. collapse; increase in surface tension
c. expand; decrease in intrapleural pressure
d. burst; increase in intrapulmonary pressure
ANSWER
BACK TO GAME

19. Topic 2: Functions of the Respiratory System $400 Answer
If surfactant is not produced, alveoli _____ due to ______.
a. contract; elastic recoil of lungs
b. collapse; increase in surface tension
c. expand; decrease in intrapleural pressure
d. burst; increase in intrapulmonary pressure
BACK TO GAME

20. Topic 2: Functions of the Respiratory System $500 Question
Which of the following is NOT TRUE concerning the efficiency of gas exchange?
a. Total surface area for gas exchange is large.
b. Gases are lipid soluble.
c. The difference in partial pressure across the respiratory membrane is minimal.
d. Blood flow and airflow are coordinated.
ANSWER
BACK TO GAME

21. Topic 2: Functions of the Respiratory System $500 Answer
Which of the following is NOT TRUE concerning the efficiency of gas exchange?
a. Total surface area for gas exchange is large.
b. Gases are lipid soluble.
c. The difference in partial pressure across the respiratory membrane is minimal.
d. Blood flow and airflow are coordinated.
BACK TO GAME

22. Topic 3: You Inspire Me $100 Question
If you have maximally exhaled all the air you can (ERV), what is the amount you can now maximally inhale?
a. inspiratory reserve volume
b. vital capacity
c. inspiratory capacity
d. residual volume
ANSWER
BACK TO GAME

23. Topic 3: You Inspire Me $100 Answer
If you have maximally exhaled all the air you can (ERV), what is the amount you can now maximally inhale?
a. inspiratory reserve volume
b. vital capacity
c. inspiratory capacity
d. residual volume
BACK TO GAME

24. Topic 3: You Inspire Me $200 Question
In pneumonia, fluid accumulates in the alveoli of the lungs and bronchioles constrict. What effect does pneumonia have on vital capacity?
a. increase in vital capacity
b. decrease in vital capacity
c. increase in breathing rate, with no effect on vital capacity
d. decrease in tidal volume, with no effect on vital capacity
ANSWER
BACK TO GAME

25. Topic 3: You Inspire Me $200 Answer
In pneumonia, fluid accumulates in the alveoli of the lungs and bronchioles constrict. What effect does pneumonia have on vital capacity?
a. increase in vital capacity
b. decrease in vital capacity
c. increase in breathing rate, with no effect on vital capacity
d. decrease in tidal volume, with no effect on vital capacity
BACK TO GAME

26. Topic 3: You Inspire Me $300 Question
Which respiratory muscles become actively involved only during a forced inspiration?
a. diaphragm and external intercostal muscles
b. internal intercostal muscles, as well as external and internal oblique muscles
c. pectoralis minor, scalenes, and serratus anterior
d. both A and C
ANSWER
BACK TO GAME

27. Topic 3: You Inspire Me $300 Answer
Which respiratory muscles become actively involved only during a forced inspiration?
a. diaphragm and external intercostal muscles
b. internal intercostal muscles, as well as external and internal oblique muscles
c. pectoralis minor, scalenes, and serratus anterior
d. both A and C
BACK TO GAME

28. Topic 3: You Inspire Me $400 Question
How is inspiratory capacity calculated?
a. It is the amount of air one can inhale beyond Tv.
b. Tv + IRV
c. ERV + Tv+ IRV
d. FRC + Tv + IRV
ANSWER
BACK TO GAME

29. Topic 3: You Inspire Me $400 Answer
How is inspiratory capacity calculated?
a. It is the amount of air one can inhale beyond Tv.
b. Tv + IRV
c. ERV + Tv+ IRV
d. FRC + Tv + IRV
BACK TO GAME

30. Topic 3: You Inspire Me $500 Question
Why is VA more important than the respiratory minute volume?
a. VA determines the rate of O2 delivery to alveoli.
b. VA determines the volume of dead space.
c. VA determines the amount of air moved each minute.
d. VA determines functional reserve capacity.
ANSWER
BACK TO GAME

31. Topic 3: You Inspire Me $500 Answer
Why is VA more important than the respiratory minute volume?
a. VA determines the rate of O2 delivery to alveoli.
b. VA determines the volume of dead space.
c. VA determines the amount of air moved each minute.
d. VA determines functional reserve capacity.
BACK TO GAME

32. Topic 4: It’s the Law $100 Question
What is the functional relationship between hemoglobin and pH?
a. As pH drops, Hb binds more oxygen.
b. As pH drops, HbO2 saturation declines.
c. As pH increases, Hb releases O2 more readily.
d. Both A and B are correct.
ANSWER
BACK TO GAME

33. Topic 4: It’s the Law $100 Answer
What is the functional relationship between hemoglobin and pH?
a. As pH drops, Hb binds more oxygen.
b. As pH drops, HbO2 saturation declines.
c. As pH increases, Hb releases O2 more readily.
d. Both A and B are correct.
BACK TO GAME

34. Topic 4: It’s the Law $200 Question
Which gas law states, “At a given temperature, the amount of a particular gas in solution is directly proportional to the partial pressure of that gas”?
a. Boyle’s law
b. Dalton’s law
c. the Bohr effect
d. Henry’s law
ANSWER
BACK TO GAME

35. Topic 4: It’s the Law $200 Answer
Which gas law states, “At a given temperature, the amount of a particular gas in solution is directly proportional to the partial pressure of that gas”?
a. Boyle’s law
b. Dalton’s law
c. the Bohr effect
d. Henry’s law
BACK TO GAME

36. Topic 4: It’s the Law $300 Question
What does Boyle’s law state concerning the relationship between pressure and volume?
a. If you decrease the volume of a gas, its pressure will decrease.
b. If you increase the volume of a gas, its pressure will decrease.
c. P = 1 / V
d. Both B and C are correct.
ANSWER
BACK TO GAME

37. Topic 4: It’s the Law $300 Answer
What does Boyle’s law state concerning the relationship between pressure and volume?
a. If you decrease the volume of a gas, its pressure will decrease.
b. If you increase the volume of a gas, its pressure will decrease.
c. P = 1 / V
d. Both B and C are correct.
BACK TO GAME

38. Topic 4: It’s the Law $400 Question
A decrease in pneumotaxic output results in _______ because ______.
a. shorter breaths and increased respiration rate; of stimulation of the VRG
b. decreased respiratory rate and increased depth of respiration; the apneustic centers are stimulated
c. neurons of the VRG activating accessory muscles of inhalation; little pulmonary ventilation is occurring
d. none of the above
ANSWER
BACK TO GAME

39. Topic 4: It’s the Law $400 Answer
A decrease in pneumotaxic output results in _______ because ______.
a. shorter breaths and increased respiration rate; of stimulation of the VRG
b. decreased respiratory rate and increased depth of respiration; the apneustic centers are stimulated
c. neurons of the VRG activating accessory muscles of inhalation; little pulmonary ventilation is occurring
d. none of the above
BACK TO GAME

40. Topic 4: It’s the Law $500 Question
What do increased temperature in active skeletal muscles and increased concentrations of BPG have in common? What is the result?
a. both allow the Hb molecule to release O2 more readily; improved tissue oxygenation
b. both cause the Hb molecule to bind O2 more tightly; determines how long a blood bank can store blood
c. both allow Hb to have a higher affinity for O2; improved O2 transfer across the placenta
d. Both A and C are correct.
ANSWER
BACK TO GAME

41. Topic 4: It’s the Law $500 Answer
What do increased temperature in active skeletal muscles and increased concentrations of BPG have in common? What is the result?
a. both allow the Hb molecule to release O2 more readily; improved tissue oxygenation
b. both cause the Hb molecule to bind O2 more tightly; determines how long a blood bank can store blood
c. both allow Hb to have a higher affinity for O2; improved O2 transfer across the placenta
d. Both A and C are correct.
BACK TO GAME

42. Topic 5: Waiting to Exhale $100 Question
Which of the following contributes the most to the expiration of carbon dioxide?
a. the formation of carbaminohemoglobin
b. the formation of a bicarbonate ion
c. the high solubility of CO2 in blood
d. the percentage of oxygen in inhaled air
ANSWER
BACK TO GAME

43. Topic 5: Waiting to Exhale $100 Answer
Which of the following contributes the most to the expiration of carbon dioxide?
a. the formation of carbaminohemoglobin
b. the formation of a bicarbonate ion
c. the high solubility of CO2 in blood
d. the percentage of oxygen in inhaled air
BACK TO GAME

44. Topic 5: Waiting to Exhale $200 Question
Which of the following is NOT true with regard to the transport of the respiratory gases in blood?
a. CO2 binds to the Fe2+ center of the hemoglobin molecule.
b. CO2 solubility is greater than O2.
c. O2 can bind to the heme center at nearly 100%.
d. All of the above are methods of gas transport
ANSWER
BACK TO GAME

45. Topic 5: Waiting to Exhale $200 Answer
Which of the following is NOT true with regard to the transport of the respiratory gases in blood?
a. CO2 binds to the Fe2+ center of the hemoglobin molecule.
b. CO2 solubility is greater than O2.
c. O2 can bind to the heme center at nearly 100%.
d. All of the above are methods of gas transport
BACK TO GAME

46. Topic 5: Waiting to Exhale $300 Question
The epithelium of the pharynx changes from ___ in the nasopharynx to ___ in the oropharynx because ______.
a. pseudostratified ciliated columnar; stratified squamous; the oropharynx is subject to abrasion
b. simple cuboidal; pseudostratified ciliated columnar; gas exchange occurs in the nasal cavity
c. stratified squamous; pseudostratified ciliated columnar; the nasopharynx contains goblet cells
d. none of the above
ANSWER
BACK TO GAME

47. Topic 5: Waiting to Exhale $300 Answer
The epithelium of the pharynx changes from ___ in the nasopharynx to ___ in the oropharynx because ______.
a. pseudostratified ciliated columnar; stratified squamous; the oropharynx is subject to abrasion
b. simple cuboidal; pseudostratified ciliated columnar; gas exchange occurs in the nasal cavity
c. stratified squamous; pseudostratified ciliated columnar; the nasopharynx contains goblet cells
d. none of the above
BACK TO GAME

48. Topic 5: Waiting to Exhale $400 Question
Why is it important to exhale while lifting weights?
a. to relax the diaphragm
b. to equalize pressures inside and outside the thoracic cavity
c. to enhance action of the accessory respiratory muscles
d. to prevent intrapulmonary pressure from increasing
ANSWER
BACK TO GAME

49. Topic 5: Waiting to Exhale $400 Answer
Why is it important to exhale while lifting weights?
a. to relax the diaphragm
b. to equalize pressures inside and outside the thoracic cavity
c. to enhance action of the accessory respiratory muscles
d. to prevent intrapulmonary pressure from increasing
BACK TO GAME

50. Topic 5: Waiting to Exhale $500 Question
Edward breaks a rib that punctures his left lung. What will happen to his left lung and how will it be treated?
a. fluids leak into the alveoli; surfactant administration
b. atelectasis; vacuum air from pleural space
c. bronchospasm; muscle relaxant
d. bronchitis; antibiotics
ANSWER
BACK TO GAME

51. Topic 5: Waiting to Exhale $500 Answer
Edward breaks a rib that punctures his left lung. What will happen to his left lung and how will it be treated?
a. fluids leak into the alveoli; surfactant administration
b. atelectasis; vacuum air from pleural space
c. bronchospasm; muscle relaxant
d. bronchitis; antibiotics
BACK TO GAME

52. FINAL ROUND Question
Beyond transport of respiratory gases, how do the respiratory and cardiovascular systems interact?
a. regulation of BP by activation of angiotensin II
b. bicarbonate ions contribute to the buffering capacity of blood
c. maintenance of normal fluid and ion balance
d. Both A and B are correct.
ANSWER
BACK TO GAME

53. FINAL ROUND Answer
Beyond transport of respiratory gases, how do the respiratory and cardiovascular systems interact?
a. regulation of BP by activation of angiotensin II
b. bicarbonate ions contribute to the buffering capacity of blood
c. maintenance of normal fluid and ion balance
d. Both A and B are correct.
BACK TO GAME