Chapter 21 – 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
Structures of the Respiratory System:
$100 Question
Which structure is not part of the lower
respiratory system?
a. Larynx
b. Pharynx
c. Trachea
d. Bronchi
ANSWER
BACK TO GAME
Structures of the Respiratory System:
$100 Answer
Which structure is not part of the lower
respiratory system?
a. Larynx
b. Pharynx
c. Trachea
d. Bronchi
BACK TO GAME
Structures of the Respiratory System:
$200 Question
Which structure is the final part of the
conduction portion of the respiratory tract?
a. Alveolar sacs
b. Tertiary bronchi
c. Respiratory bronchioles
d. Terminal bronchioles
ANSWER
BACK TO GAME
Structures of the Respiratory System:
$200 Answer
Which structure is the final part of the
conduction portion of the respiratory tract?
a. Alveolar sacs
b. Tertiary bronchi
c. Respiratory bronchioles
d. Terminal bronchioles
BACK TO GAME
Structures of the Respiratory System:
$300 Question
Why are the cartilages that reinforce the
trachea C-shaped?
a. To prevent tracheal crushing
b. To confirm to thoracic cavity shape
c. To allow room for esophageal expansion
d. To allow normal cardiac functioning
ANSWER
BACK TO GAME
Structures of the Respiratory System:
$300 Answer
Why are the cartilages that reinforce the
trachea C-shaped?
a. To prevent tracheal crushing
b. To confirm to thoracic cavity shape
c. To allow room for esophageal expansion
d. To allow normal cardiac functioning
BACK TO GAME
Structures of the Respiratory System:
$400 Question
Which arteries supply blood to the conducting
portions of the respiratory tract?
a. External carotid arteries
b. Bronchial arteries
c. Thyrocervical trunk
d. All of the above
ANSWER
BACK TO GAME
Structures of the Respiratory System:
$400 Answer
Which arteries supply blood to the conducting
portions of the respiratory tract?
a. External carotid arteries
b. Bronchial arteries
c. Thyrocervical trunk
d. All of the above
BACK TO GAME
Structures of the Respiratory System:
$500 Question
What path does air take in flowing from the
glottis to the respiratory membrane?
a. Larynx, trachea, bronchi, alveolar duct, alveolar sac,
respiratory membrane
b. Larynx, trachea, alveolar duct, bronchioles,
respiratory membrane
c. Trachea, bronchi, larynx, bronchioles, alveolar duct,
alveolar sac
d. Larynx, trachea, bronchioles, alveolar duct, bronchi,
alveolar sac, respiratory membrane
ANSWER
BACK TO GAME
Structures of the Respiratory System:
$500 Answer
What path does air take in flowing from the
glottis to the respiratory membrane?
a. Larynx, trachea, bronchi, alveolar duct, alveolar sac,
respiratory membrane
b. Larynx, trachea, alveolar duct, bronchioles,
respiratory membrane
c. Trachea, bronchi, larynx, bronchioles, alveolar duct,
alveolar sac
d. Larynx, trachea, bronchioles, alveolar duct, bronchi,
alveolar sac, respiratory membrane
BACK TO GAME
Functions of the Respiratory System:
$100 Question
The primary function of pulmonary ventilation
is ____.
a. Maintaining adequate alveolar ventilation
b. Diffusion of gases across the respiratory
membrane
c. Transport of O2 and CO2 between capillaries
and tissues
d. Absorption of O2 and release of CO2 in
tissues
ANSWER
BACK TO GAME
Functions of the Respiratory System:
$100 Answer
The primary function of pulmonary ventilation
is ____.
a. Maintaining adequate alveolar ventilation
b. Diffusion of gases across the respiratory
membrane
c. Transport of O2 and CO2 between capillaries
and tissues
d. Absorption of O2 and release of CO2 in
tissues
BACK TO GAME
Functions of the Respiratory System:
$200 Question
What is the primary function of pleura. What
does it secrete?
a. Reduces surface tension / Surfactant
b. Reduces friction between visceral and parietal
pleura / Pleural fluid
c. Prevents lungs from drying out / Mucus
d. Prevents friction between heart and lungs /
Serous fluid
ANSWER
BACK TO GAME
Functions of the Respiratory System:
$200 Answer
What is the primary function of pleura. What
does it secrete?
a. Reduces surface tension / Surfactant
b. Reduces friction between visceral and parietal
pleura / Pleural fluid
c. Prevents lungs from drying out / Mucus
d. Prevents friction between heart and lungs /
Serous fluid
BACK TO GAME
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 are correct.
ANSWER
BACK TO GAME
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 are correct.
BACK TO GAME
Functions of the Respiratory System:
$400 Question
What happens to the alveoli if surfactant is not
produced? Why?
a. The alveoli contract / Elastic recoil of lungs
b. The alveoli collapse / Increase in surface
tension
c. The alveoli expand / Intrapleural pressure
decreases
d. The alveoli burst / Increase in
intrapulmonary pressure
ANSWER
BACK TO GAME
Functions of the Respiratory System:
$400 Answer
What happens to the alveoli if surfactant is not
produced? Why?
a. The alveoli contract / Elastic recoil of lungs
b. The alveoli collapse / Increase in surface
tension
c. The alveoli expand / Intrapleural pressure
decreases
d. The alveoli burst / Increase in
intrapulmonary pressure
BACK TO GAME
Functions of the Respiratory System:
$500 Question
Which of the following is false 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
Functions of the Respiratory System:
$500 Answer
Which of the following is false 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
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
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
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
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
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. A and C are correct.
ANSWER
BACK TO GAME
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. A and C are correct.
BACK TO GAME
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
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
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
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
It’s the Law:
$100 Question
What is the functional relationship between
hemoglobin and pH?
a. As pH drops, the Hb molecule changes shape.
b. As pH drops, O2 saturation declines.
c. As pH increases, Hb releases O2 more readily.
d. A and B are correct.
ANSWER
BACK TO GAME
It’s the Law:
$100 Answer
What is the functional relationship between
hemoglobin and pH?
a. As pH drops, the Hb molecule changes shape.
b. As pH drops, O2 saturation declines.
c. As pH increases, Hb releases O2 more readily.
d. A and B are correct.
BACK TO GAME
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
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
It’s the Law:
$300 Question
What does Boyle’s Law state concerning
the relationship 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. B and C are correct.
ANSWER
BACK TO GAME
It’s the Law:
$300 Answer
What does Boyle’s Law state concerning
the relationship 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. B and C are correct.
BACK TO GAME
It’s the Law:
$400 Question
What effect does a decrease in pneumotaxic
output have on breathing? Why?
a. Shorter breaths and increased respiration rate /
Stimulation of the VRG
b. Decreased respiratory rate and increased depth of
respiration / The apneustic centers are stimulated
c. Neurons of the VRG activate accessory muscles of
inhalation / Little pulmonary ventilation is occurring
d. None of the above is correct.
ANSWER
BACK TO GAME
It’s the Law:
$400 Answer
What effect does a decrease in pneumotaxic
output have on breathing? Why?
a. Shorter breaths and increased respiration rate /
Stimulation of the VRG
b. Decreased respiratory rate and increased depth of
respiration / The apneustic centers are stimulated
c. Neurons of the VRG activate accessory muscles of
inhalation / Little pulmonary ventilation is occurring
d. None of the above is correct.
BACK TO GAME
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. A and C are correct.
ANSWER
BACK TO GAME
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. A and C are correct.
BACK TO GAME
Waiting to Exhale:
$100 Question
Which factor influencing compliance increases
compliance?
a. Inadequate secretion of surfactant
b. Restricted movement of thoracic cage
c. Loss of connective tissue resulting from
alveolar damage
d. The percent of oxygen in inhaled air
ANSWER
BACK TO GAME
Waiting to Exhale:
$100 Answer
Which factor influencing compliance increases
compliance?
a. Inadequate secretion of surfactant
b. Restricted movement of thoracic cage
c. Loss of connective tissue resulting from
alveolar damage
d. The percent of oxygen in inhaled air
BACK TO GAME
Waiting to Exhale:
$200 Question
Which of the following is not a method of
carbon dioxide transport in blood?
a. As molecules of carbonic acid
b. In plasma
c. Binding to iron in Hb
d. All of the above are methods of carbon
ANSWER
dioxide transport
BACK TO GAME
Waiting to Exhale:
$200 Answer
Which of the following is not a method of
carbon dioxide transport in blood?
a. As molecules of carbonic acid
b. In plasma
c. Binding to iron in Hb
d. All of the above are methods of carbon
dioxide transport
BACK TO GAME
Waiting to Exhale:
$300 Question
The epithelium of the pharynx changes
from ___ in the nasopharynx to ___ in the
oropharynx. Why?
a. Pseudostratified ciliated columnar to stratified
squamous / Oropharynx is subject to abrasion
b. Simple cuboidal to pseudostratified ciliated columnar
/ Gas exchange occurs is the nasal cavity
c. Stratified squamous to pseudostratified ciliated
columnar / Nasopharynx contains goblet cells
d. None of the above.
ANSWER
BACK TO GAME
Waiting to Exhale:
$300 Answer
The epithelium of the pharynx changes
from ___ in the nasopharynx to ___ in the
oropharynx. Why?
a. Pseudostratified ciliated columnar to stratified
squamous / Oropharynx is subject to abrasion
b. Simple cuboidal to pseudostratified ciliated columnar
/ Gas exchange occurs is the nasal cavity
c. Stratified squamous to pseudostratified ciliated
columnar / Nasopharynx contains goblet cells
d. None of the above.
BACK TO GAME
Waiting to Exhale:
$400 Question
Why is it important to exhale while
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
ANSWER
increasing
BACK TO GAME
Waiting to Exhale:
$400 Answer
Why is it important to exhale while
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
Waiting to Exhale:
$500 Question
Mark breaks a rib that punctures his left lung.
What will happen to his left lung as a result?
What happens to his right lung?
a. Fluids leak into the alveoli / Decrease in
respiratory function
b. Atelectasis / Nothing
c. Increase in compliance / Decrease in surface
area for gas exchange
d. Bronchodilation / Atelectasis
ANSWER
BACK TO GAME
Waiting to Exhale:
$500 Answer
Mark breaks a rib that punctures his left lung.
What will happen to his left lung as a result?
What happens to his right lung?
a. Fluids leak into the alveoli / Decrease in
respiratory function
b. Atelectasis / Nothing
c. Increase in compliance / Decrease in surface
area for gas exchange
d. Bronchodilation / Atelectasis
BACK TO GAME
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 contribution to the
buffering capacity of blood
c. Maintenance of normal fluid and ion balance
d. A and B are correct.
ANSWER
BACK TO GAME
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 contribution to the
buffering capacity of blood
c. Maintenance of normal fluid and ion balance
d. A and B are correct.
BACK TO GAME