Question 1

Which of the following is a passageway for both air and food?

Accepted Answer

A) trachea 
B) larynx 
C) pharynx 
D) bronchus 
E) esophagus 
A) trachea 
B) larynx 
C) pharynx 
D) bronchus 
E) esophagus C

Question 2

Pulmonary edema will cause the rate of gas diffusion to

Accepted Answer

A) increase. 
B) decrease. 
C) remain the same. 
A) increase. 
B) decrease. 
C) remain the same. B

Question 3

Most carbon dioxide is transported in the blood

Accepted Answer

A) in the form of bicarbonate ions. 
B) bound to hemoglobin. 
C) dissolved in the plasma. 
D) by the leukocytes. 
E) in the form of carbonic acid. 
A) in the form of bicarbonate ions. 
B) bound to hemoglobin. 
C) dissolved in the plasma. 
D) by the leukocytes. 
E) in the form of carbonic acid. A

Question 4

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 5

Match the term with the appropriate description or definition.
-tidal 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 6

Which of the following statements concerning the dorsal and ventral respiratory groups is false?

Accepted Answer

A) They are located in the reticular activating system. 
B) There is cross communication between these two groups. 
C) These groups establish the basic rate and depth of breathing. 
D) These groups increase the number of action potentials to the respiratory muscles during inspiration. 
E) Two dorsal and two ventral respiratory groups make up the medullary respiratory center. 
A) They are located in the reticular activating system. 
B) There is cross communication between these two groups. 
C) These groups establish the basic rate and depth of breathing. 
D) These groups increase the number of action potentials to the respiratory muscles during inspiration. 
E) Two dorsal and two ventral respiratory groups make up the medullary respiratory center.

Question 7

Match the term with the appropriate description,answer with the letter preceding the description.
-uvula "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 8

Which of the following events in the chloride shift occurs last?

Accepted Answer

A) Carbon dioxide diffuses into a red blood cell. 
B) Carbonic acid dissociates to form bicarbonate and hydrogen ions. 
C) Bicarbonate ions diffuse into the plasma. 
D) CO2 and H2O $\rightarrow$H2CO3 
E) Carbonic acid dissociates to form water and carbon dioxide. 
A) Carbon dioxide diffuses into a red blood cell. 
B) Carbonic acid dissociates to form bicarbonate and hydrogen ions. 
C) Bicarbonate ions diffuse into the plasma. 
D) CO2 and H2O $\rightarrow$H2CO3 
E) Carbonic acid dissociates to form water and carbon dioxide.

Question 9

Match the term with the appropriate description,answer with the letter preceding the description.
-internal nares "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 10

Which of the following is mismatched?

Accepted Answer

A) bronchitis - inflammation of the bronchi 
B) emphysema - destruction of the alveolar walls 
C) pulmonary fibrosis - loss of elastic recoil in the lung 
D) cystic fibrosis - replacement of lung tissue with fibrous connective tissue 
E) smokers - chronic obstructive pulmonary disease 
A) bronchitis - inflammation of the bronchi 
B) emphysema - destruction of the alveolar walls 
C) pulmonary fibrosis - loss of elastic recoil in the lung 
D) cystic fibrosis - replacement of lung tissue with fibrous connective tissue 
E) smokers - chronic obstructive pulmonary disease

Question 11

When 2,3-bisphosphoglycerate (BPG)levels increase,hemoglobin

Accepted Answer

A) releases less oxygen to tissues. 
B) releases more carbon dioxide to tissues. 
C) releases more oxygen to tissues. 
D) releases less carbon dioxide to tissues. 
E) None of these choices is correct. 
A) releases less oxygen to tissues. 
B) releases more carbon dioxide to tissues. 
C) releases more oxygen to tissues. 
D) releases less carbon dioxide to tissues. 
E) None of these choices is correct.

Question 12

For air to flow into or out of the lungs,there must be

Accepted Answer

A) a volume gradient established between the atmosphere and the alveoli. 
B) a temperature gradient between the atmosphere and the alveoli. 
C) a pressure gradient established between the atmosphere and the alveoli. 
D) a diffusion gradient between the atmosphere and the alveoli. 
E) None of these choices is correct. 
A) a volume gradient established between the atmosphere and the alveoli. 
B) a temperature gradient between the atmosphere and the alveoli. 
C) a pressure gradient established between the atmosphere and the alveoli. 
D) a diffusion gradient between the atmosphere and the alveoli. 
E) None of these choices is correct.

Question 13

Air in the pleural cavity is called

Accepted Answer

A) emphysema. 
B) respiratory distress syndrome. 
C) a pneumothorax. 
D) pneumonia. 
E) forced expiration. 
A) emphysema. 
B) respiratory distress syndrome. 
C) a pneumothorax. 
D) pneumonia. 
E) forced expiration.

Question 14

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 15

Match the disorder of the respiratory system with the best description.
-increase in body temperature

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 16

Which of the following laryngeal cartilages are paired? (1)epiglottis
(2)thyroid cartilage
(3)corniculate cartilage
(4)arytenoid cartilage
(5)cuneiform cartilage
(6)cricoid cartilage

Accepted Answer

A) 1,2,6 
B) 3,5,6 
C) 2,4,5 
D) 3,4,5 
E) 2,3,4 
A) 1,2,6 
B) 3,5,6 
C) 2,4,5 
D) 3,4,5 
E) 2,3,4

Question 17

Match the disorder of the respiratory system with the best description.
-decrease blood pH

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 18

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 19

The auditory tubes open into the

Accepted Answer

A) fauces. 
B) oropharynx. 
C) nasopharynx. 
D) laryngopharynx. 
E) nasal cavity. 
A) fauces. 
B) oropharynx. 
C) nasopharynx. 
D) laryngopharynx. 
E) nasal cavity.

Question 20

Whose law explains that an increase in volume causes a decrease in pressure?

Accepted Answer

A) Henry's Law 
B) Dalton's Law 
C) Charles Law 
D) Boyles Law 
A) Henry's Law 
B) Dalton's Law 
C) Charles Law 
D) Boyles Law

Exam 23: Respiratory System

Which of the following is a passageway for both air and food?

Pulmonary edema will cause the rate of gas diffusion to

Most carbon dioxide is transported in the blood

The Haldane effect means that

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

Which of the following statements concerning the dorsal and ventral respiratory groups is false?

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

Which of the following events in the chloride shift occurs last?

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

Which of the following is mismatched?

When 2,3-bisphosphoglycerate (BPG)levels increase,hemoglobin

For air to flow into or out of the lungs,there must be

Air in the pleural cavity is called

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

Match the disorder of the respiratory system with the best description. -increase in body temperature

Which of the following laryngeal cartilages are paired? (1)epiglottis (2)thyroid cartilage (3)corniculate cartilage (4)arytenoid cartilage (5)cuneiform cartilage (6)cricoid cartilage

Match the disorder of the respiratory system with the best description. -decrease blood pH

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

The auditory tubes open into the

Whose law explains that an increase in volume causes a decrease in pressure?

The Human Organism

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Integration of Nervous System Functions

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Functional Organization of the Endocrine System

Endocrine Glands

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Cardiovascular System: Blood Vessels and Circulation

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