Question 1

Which of the following is NOT part of the respiratory membrane?

Accepted Answer

A)  simple squamous epithelium of the alveolus and its basement membrane 
B)  interstitial space 
C)  pulmonary capillary simple squamous epithelium and its basement membrane 
D)  thick layer of mucus lining the alveolus 
A)  simple squamous epithelium of the alveolus and its basement membrane 
B)  interstitial space 
C)  pulmonary capillary simple squamous epithelium and its basement membrane 
D)  thick layer of mucus lining the alveolus D

Question 2

Of the following structures, the largest in diameter is the

Accepted Answer

A)  primary bronchus. 
B)  secondary bronchus. 
C)  respiratory bronchiole. 
D)  trachea. 
E)  tertiary bronchus. 
A)  primary bronchus. 
B)  secondary bronchus. 
C)  respiratory bronchiole. 
D)  trachea. 
E)  tertiary bronchus. D

Question 3

In which of the following situations is compliance greatest?

Accepted Answer

A)  collapse of the alveoli 
B)  airway obstruction 
C)  emphysema 
D)  pulmonary fibrosis 
E)  pulmonary edema 
A)  collapse of the alveoli 
B)  airway obstruction 
C)  emphysema 
D)  pulmonary fibrosis 
E)  pulmonary edema C

Question 4

Use the following two choices.
-decrease in body temperature

Accepted Answer

A) oxygen-hemoglobin dissociation curve shifts to the right 
B) oxygen-hemoglobin dissociation curve shifts to the left 
A) oxygen-hemoglobin dissociation curve shifts to the right 
B) oxygen-hemoglobin dissociation curve shifts to the left

Question 5

What is the function of the ciliated epithelium of the tracheobronchial tree?

Accepted Answer

A)  to cause coughing 
B)  a mucus-cilia escalator 
C)  move dirt toward the alveoli 
D)  All of the choices are correct 
A)  to cause coughing 
B)  a mucus-cilia escalator 
C)  move dirt toward the alveoli 
D)  All of the choices are correct

Question 6

Indicate the statement that describes respiratory function in a highly trained athlete at maximal exercise.

Accepted Answer

A)  Unchanged minute ventilation; increased respiratory rate; decreased vital capacity 
B)  Increased residual volume, respiratory rate; decreased alveolar ventilation 
C)  Increased tidal volume, unchanged minute ventilation and alveolar ventilation 
D)  Increased minute ventilation and alveolar ventilation, unchanged tidal volume 
E)  Increased tidal volume, minute ventilation and alveolar ventilation 
A)  Unchanged minute ventilation; increased respiratory rate; decreased vital capacity 
B)  Increased residual volume, respiratory rate; decreased alveolar ventilation 
C)  Increased tidal volume, unchanged minute ventilation and alveolar ventilation 
D)  Increased minute ventilation and alveolar ventilation, unchanged tidal volume 
E)  Increased tidal volume, minute ventilation and alveolar ventilation

Question 7

Match the disorder of the respiratory system with the best description.
-emphysema

Accepted Answer

A) destruction of the alveolar walls 
B) inflammation of the bronchii 
C) inherited disease that affects secretory cells lining the lungs 
D) replacement of lung tissue with fibrous connective tissue 
E) infant stops breathing during sleep 
A) destruction of the alveolar walls 
B) inflammation of the bronchii 
C) inherited disease that affects secretory cells lining the lungs 
D) replacement of lung tissue with fibrous connective tissue 
E) infant stops breathing during sleep

Question 8

A greater than normal amount of CO2 in the blood is called

Accepted Answer

A)  hypercapnia. 
B)  hypoxia. 
C)  hyperdioxemia. 
D)  hypodioxemia. 
A)  hypercapnia. 
B)  hypoxia. 
C)  hyperdioxemia. 
D)  hypodioxemia.

Question 9

After hyperventilating for several minutes, a person may develop short periods of apnea because

Accepted Answer

A)  blood pH would drop and inhibit inspiration. 
B)  oxygen in the lungs has not had time to diffuse into the blood. 
C)  the level of oxygen has increased and inhibits the inspiratory center. 
D)  the level of CO2 decreases below the level necessary to stimulate the inspiratory center. 
E)  blood pH will rise and stimulate expiration. 
A)  blood pH would drop and inhibit inspiration. 
B)  oxygen in the lungs has not had time to diffuse into the blood. 
C)  the level of oxygen has increased and inhibits the inspiratory center. 
D)  the level of CO2 decreases below the level necessary to stimulate the inspiratory center. 
E)  blood pH will rise and stimulate expiration.

Question 10

Contraction of the _______ will increase the superior-inferior dimension of the thoracic cavity.

Accepted Answer

A)  rectus abdominis 
B)  internal intercostals 
C)  diaphragm 
D)  external intercostals 
E)  sternocleidomastoid 
A)  rectus abdominis 
B)  internal intercostals 
C)  diaphragm 
D)  external intercostals 
E)  sternocleidomastoid

Question 11

Which of the following statements concerning the larynx is correct?

Accepted Answer

A)  The larynx contains four unpaired cartilages. 
B)  When the glottis closes, air is prevented from leaving the lungs. 
C)  Unlike other portions of the larynx, the epiglottis consists of some bony tissue. 
D)  The inferior laryngeal cartilage is the thyroid cartilage. 
E)  The epiglottis is also called "Adam's apple". 
A)  The larynx contains four unpaired cartilages. 
B)  When the glottis closes, air is prevented from leaving the lungs. 
C)  Unlike other portions of the larynx, the epiglottis consists of some bony tissue. 
D)  The inferior laryngeal cartilage is the thyroid cartilage. 
E)  The epiglottis is also called "Adam's apple".

Question 12

One of the functions of the respiratory system is to alter the levels of carbon dioxide in the blood; thus regulating

Accepted Answer

A)  blood glucose levels. 
B)  oxygen levels. 
C)  blood pressure. 
D)  blood volume. 
E)  blood pH. 
A)  blood glucose levels. 
B)  oxygen levels. 
C)  blood pressure. 
D)  blood volume. 
E)  blood pH.

Question 13

Which of the following is NOT a process of respiration?

Accepted Answer

A)  voice production 
B)  internal respiration 
C)  ventilation 
D)  external respiration 
E)  transport of blood gases in the blood 
A)  voice production 
B)  internal respiration 
C)  ventilation 
D)  external respiration 
E)  transport of blood gases in the blood

Question 14

Match the term with the appropriate description or definition.
-residual volume
"Enter the letter of the correct description below"

Accepted Answer

A) sum of the inspiratory reserve, expiratory reserve, tidal, and residual volumes 
B) volume of air inspired during a normal inspiration 
C) volume of air remaining in lungs after the most forceful expiration 
D) sum of the expiratory reserve, inspiratory reserve, and tidal volumes 
E) the amount of air that can be forcefully expired after expiration of the normal tidal volume 
A) sum of the inspiratory reserve, expiratory reserve, tidal, and residual volumes 
B) volume of air inspired during a normal inspiration 
C) volume of air remaining in lungs after the most forceful expiration 
D) sum of the expiratory reserve, inspiratory reserve, and tidal volumes 
E) the amount of air that can be forcefully expired after expiration of the normal tidal volume

Question 15

A respiratory disease characterized by decreased chloride ion diffusion out of cells and dehydrated respiratory secretions is

Accepted Answer

A)  bronchitis. 
B)  emphysema. 
C)  cystic fibrosis. 
D)  pulmonary fibrosis. 
E)  lung cancer. 
A)  bronchitis. 
B)  emphysema. 
C)  cystic fibrosis. 
D)  pulmonary fibrosis. 
E)  lung cancer.

Question 16

The part of the respiratory system where gas exchange does not occur is called __________ space.

Accepted Answer

The answer of The part of the respiratory system where...

Question 17

The Haldane effect means that

Accepted Answer

A)  as hemoglobin releases CO2, the ability to pick up O2 increases. 
B)  as hemoglobin releases bicarbonate ions, the ability to pick up chloride ions increases. 
C)  as hemoglobin releases O2, the ability to pick up CO2 increases. 
D)  as hemoglobin releases O2, the ability to pick up CO2 decreases. 
A)  as hemoglobin releases CO2, the ability to pick up O2 increases. 
B)  as hemoglobin releases bicarbonate ions, the ability to pick up chloride ions increases. 
C)  as hemoglobin releases O2, the ability to pick up CO2 increases. 
D)  as hemoglobin releases O2, the ability to pick up CO2 decreases.

Question 18

If you exercise with enough intensity that the blood pH is changed, you have exceeded the _______.

Accepted Answer

A)  aerobic threshold 
B)  acidity point 
C)  base point 
D)  pH threshold 
E)  anaerobic threshold 
A)  aerobic threshold 
B)  acidity point 
C)  base point 
D)  pH threshold 
E)  anaerobic threshold

Question 19

Match the term with the appropriate description, answer with the letter preceding the description.
-nasopharynx
"Enter the letter of the correct description below"

Accepted Answer

A) the floor of the nasal cavity 
B) superior portion of pharynx 
C) a soft process that extends inferiorly from the posterior edge of the soft palate 
D) the opening of the nasal cavity into the pharynx 
E) external openings of the nasal cavity 
A) the floor of the nasal cavity 
B) superior portion of pharynx 
C) a soft process that extends inferiorly from the posterior edge of the soft palate 
D) the opening of the nasal cavity into the pharynx 
E) external openings of the nasal cavity

Question 20

-Which of the patients above has a severe case of "test anxiety"?

Accepted Answer

The answer of  
-Which of the patients above has...

Exam 23: Respiratory System

Which of the following is NOT part of the respiratory membrane?

Of the following structures, the largest in diameter is the

In which of the following situations is compliance greatest?

Use the following two choices. -decrease in body temperature

What is the function of the ciliated epithelium of the tracheobronchial tree?

Indicate the statement that describes respiratory function in a highly trained athlete at maximal exercise.

Match the disorder of the respiratory system with the best description. -emphysema

A greater than normal amount of CO2 in the blood is called

After hyperventilating for several minutes, a person may develop short periods of apnea because

Contraction of the _______ will increase the superior-inferior dimension of the thoracic cavity.

Which of the following statements concerning the larynx is correct?

One of the functions of the respiratory system is to alter the levels of carbon dioxide in the blood; thus regulating

Which of the following is NOT a process of respiration?

Match the term with the appropriate description or definition. -residual volume "Enter the letter of the correct description below"

A respiratory disease characterized by decreased chloride ion diffusion out of cells and dehydrated respiratory secretions is

The part of the respiratory system where gas exchange does not occur is called __________ space.

The Haldane effect means that

If you exercise with enough intensity that the blood pH is changed, you have exceeded the _______.

Match the term with the appropriate description, answer with the letter preceding the description. -nasopharynx "Enter the letter of the correct description below"

-Which of the patients above has a severe case of "test anxiety"?

The Human Organism

The Chemical Basis of Life

Cell Biology

Tissues

Integumentary System

Skeletal System: Bones and Bone Tissue

Skeletal System: Gross Anatomy

Joints and Movement

Muscular System: Histology and Physiology

Muscular System: Gross Anatomy

Functional Organization of Nervous Tissue

Spinal Cord and Spinal Nerves

Brain and Cranial Nerves

Integration of Nervous System Functions

The Special Senses

Autonomic Nervous System

Functional Organization of the Endocrine System

Endocrine Glands

Cardiovascular System: Blood

Cardiovascular System: the Heart

Cardiovascular System: Blood Vessels and Circulation

Lymphatic System and Immunity

Digestive System

Nutrition, Metabolism, and Temperature Regulation

Urinary System

Water, Electrolyte, and Acid-Based Balance

Reproductive System

Development, Growth, Aging, and Genetics

Filters

A greater than normal amount of CO₂ in the blood is called