Question 1

-In this sagittal section showing the upper respiratory tract,what structure does number 2 indicate?

Accepted Answer

A)  Superior meatus
B)  Inferior meatus
C)  Vestibule
D)  Superior nasal concha
E)  Inferior nasal conchaF) B) and E)
G) A) and B)

Question 2

Paranasal sinuses are not found within the

Accepted Answer

A)  sphenoid bone.
B)  frontal bone.
C)  ethmoid bone.
D)  mandible.
E)  maxilla.F) A) and E)
G) B) and E)

Question 3

The pulmonary plexus is a weblike network of nerve fibers that surrounds the primary bronchi and enters the lungs at the hilum.It consists of both sympathetic and parasympathetic fibers.

Accepted Answer

A) True 
 B)False

Question 4

Food is normally prevented from entering the nasopharynx by the

Accepted Answer

A)  elevation of the epiglottis.
B)  elevation of the soft palate.
C)  depression of the hard palate.
D)  closure of the nasal conchae.
E)  constriction of the esophagus.F) B) and D)
G) A) and B)

Question 5

Which center stimulates inspiration by increasing the activity of the dorsal respiratory group (DRG) ?

Accepted Answer

A)  Apneustic center
B)  Pulmonary center
C)  Pneumotaxic center
D)  Respiratory centerE) A) and C)
F) A) and B)

Question 6

What feature is used by both the respiratory and digestive systems?

Accepted Answer

A)  Pharynx
B)  Larynx
C)  Nasal cavity
D)  Paranasal sinuses
E)  EsophagusF) A) and D)
G) A) and C)

Question 7

Which do not belong to the respiratory portion of the respiratory system?

Accepted Answer

A)  Respiratory bronchioles
B)  Alveolar ducts
C)  Terminal bronchioles
D)  Pulmonary alveoli
E)  Alveolar sacsF) C) and E)
G) A) and D)

Question 8

Pulmonary surfactant begins to appear in the embryo around the

Accepted Answer

A)  8th week.
B)  18th week.
C)  28th week.
D)  time of birth.E) B) and C)
F) C) and D)

Question 9

By following Boyle's law,air flows from a region of lower pressure (the atmosphere)into a region of higher pressure within the lungs.

Accepted Answer

A) True 
 B)False

Question 10

How long is the average trachea?

Accepted Answer

A)  12-14 inches
B)  12-14 cm
C)  12-14 mmD) None of the above
E) All of the above

Question 11

Following an automobile accident,a broken rib penetrates into the pleural cavity causing blood to accumulate in the space between the visceral and parietal pleura.What condition is this?

Accepted Answer

A)  Pneumothorax
B)  Atelectasis
C)  Tension pneumothorax
D)  Hemothorax
E)  Cystic fibrosisF) B) and E)
G) D) and E)

Question 12

-In these views of the larynx,what structure does number 2 indicate?

Accepted Answer

A)  Cricothyroid muscle
B)  Thyroid cartilage
C)  Hyoid bone
D)  Cricoid cartilage
E)  Thyrohyoid muscleF) A) and E)
G) D) and E)

Question 13

-Which sinus does the number 4 indicate?

Accepted Answer

A)  Frontal sinus
B)  Maxillary sinus
C)  Ethmoidal sinus
D)  Sphenoidal sinus
E)  Sagittal sinusF) A) and C)
G) A) and E)

Question 14

Which statement is true regarding the location of the trachea?

Accepted Answer

A)  It lies superior to the esophagus,inferior to the larynx,and superior to the primary bronchi of the lungs.
B)  It lies posterior to the esophagus,inferior to the larynx,and superior to the primary bronchi of the lungs.
C)  It lies anterior to the esophagus,inferior to the larynx,and inferior to the primary bronchi of the lungs.
D)  It lies anterior to the esophagus,inferior to the larynx,and superior to the primary bronchi of the lungs.
E)  It lies superior to the esophagus,superior to the larynx,and superior to the primary bronchi of the lungs.F) A) and E)
G) A) and D)

Question 15

Which region(s) of the pharynx are lined by pseudostratified ciliated columnar epithelium?

Accepted Answer

A)  Oropharynx
B)  Nasopharynx
C)  Laryngopharynx
D)  Oropharynx and nasopharynx
E)  Oropharynx,nasopharynx,and laryngopharynxF) C) and E)
G) A) and D)

Question 16

The left primary bronchus is shorter,wider,and more vertically oriented than the right primary bronchus.

Accepted Answer

A) True 
 B)False

Question 17

-In this sagittal section showing the upper respiratory tract,what structure does number 1 indicate?

Accepted Answer

A)  Uvula
B)  Soft palate
C)  Hard palate
D)  Nasal conchae
E)  EpiglottisF) C) and D)
G) B) and E)

Question 18

Phagocytic cells of the alveolus are the

Accepted Answer

A)  alveolar type II cells.
B)  alveolar type I cells.
C)  alveolar macrophages.
D)  septal cells.
E)  squamous alveolar cells.F) A) and E)
G) C) and E)

Question 19

Depression of the ribs increases the lateral dimensions of the thoracic cavity.

Accepted Answer

A) True 
 B)False

Question 20

What is the primary site for conditioning inhaled air?

Accepted Answer

A)  Paranasal sinuses
B)  Nasal cavity
C)  Pharynx
D)  Larynx
E)  TracheaF) All of the above
G) B) and D)

Exam 25: Respiratory System

Following an automobile accident,a broken rib penetrates into the pleural cavity causing blood to accumulate in the space between the visceral and parietal pleura.What condition is this?

Correct AnswerverifiedShow Answer

Paranasal sinuses are not found within the

Correct AnswerverifiedShow Answer

-In this sagittal section showing the upper respiratory tract,what structure does number 1 indicate?

Correct AnswerverifiedShow Answer

Depression of the ribs increases the lateral dimensions of the thoracic cavity.

Correct AnswerverifiedShow Answer

Food is normally prevented from entering the nasopharynx by the

Correct AnswerverifiedShow Answer

Which region(s) of the pharynx are lined by pseudostratified ciliated columnar epithelium?

Correct AnswerverifiedShow Answer

The left primary bronchus is shorter,wider,and more vertically oriented than the right primary bronchus.

Correct AnswerverifiedShow Answer

-In this sagittal section showing the upper respiratory tract,what structure does number 2 indicate?

Correct AnswerverifiedShow Answer

How long is the average trachea?

Correct AnswerverifiedShow Answer

What feature is used by both the respiratory and digestive systems?

Correct AnswerverifiedShow Answer

The pulmonary plexus is a weblike network of nerve fibers that surrounds the primary bronchi and enters the lungs at the hilum.It consists of both sympathetic and parasympathetic fibers.

Correct AnswerverifiedShow Answer

Pulmonary surfactant begins to appear in the embryo around the

Correct AnswerverifiedShow Answer

Phagocytic cells of the alveolus are the

Correct AnswerverifiedShow Answer

By following Boyle's law,air flows from a region of lower pressure (the atmosphere)into a region of higher pressure within the lungs.

Correct AnswerverifiedShow Answer

-In these views of the larynx,what structure does number 2 indicate?

Correct AnswerverifiedShow Answer

Which do not belong to the respiratory portion of the respiratory system?

Correct AnswerverifiedShow Answer

Which center stimulates inspiration by increasing the activity of the dorsal respiratory group (DRG) ?

Correct AnswerverifiedShow Answer

Which statement is true regarding the location of the trachea?

Correct AnswerverifiedShow Answer

What is the primary site for conditioning inhaled air?

Correct AnswerverifiedShow Answer

-Which sinus does the number 4 indicate?

Correct AnswerverifiedShow Answer

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