Question 1

Foreign particles that are not filtered out by the respiratory epithelium are

Accepted Answer

A)  dissolved by enzymes in the alveoli.
B)  coughed up during normal daily activities.
C)  collected by lymph nodes.
D)  carried away in blood.
E)  stored in nearby pulmonary alcoves.F) B) and C)
G) C) and D)

Question 2

-In this sagittal section showing the upper respiratory tract,what number indicates the epiglottis?

Accepted Answer

A)  1
B)  2
C)  3
D)  4
E)  5F) C) and D)
G) A) and C)

Question 3

You may have noticed that after a large meal you have had some difficulty breathing.Which explanation is most accurate with regard to this situation?

Accepted Answer

A)  The food presses on the bronchi making air flow difficult.
B)  The large quantity of food retards pulmonary blood flow.
C)  Oxygen to the lungs is restricted due to fullness in the stomach.
D)  A full stomach impedes contraction of the diaphragm,limiting inhalation.
E)  It's just difficult to fill the lungs since blood-filled oxygen is flowing primarily to the stomach.F) A) and B)
G) None of the above

Question 4

The typical cell making up the alveolar wall is the

Accepted Answer

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

Question 5

Primitive alveoli begin to develop profusely in the embryo around the

Accepted Answer

A)  8th week.
B)  18th week.
C)  28th week.
D)  time of birth.E) A) and B)
F) None of the above

Question 6

What connects the pharynx to the trachea?

Accepted Answer

A)  Esophagus
B)  Bronchi
C)  Alveolar ducts
D)  Larynx
E)  Nasal cavityF) A) and B)
G) A) and C) D

Question 7

During the development of the respiratory system,the vasculature,muscle,and cartilage of each lung form from

Accepted Answer

A)  ectoderm.
B)  mesoderm.
C)  endoderm.D) A) and B)
E) None of the above

Question 8

What structure is also known as the "voice box"?

Accepted Answer

A)  Larynx
B)  Pharynx
C)  Esophagus
D)  Bronchus
E)  TracheaF) A) and D)
G) C) and D)

Question 9

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

Accepted Answer

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

Question 10

Following an automobile accident a piece of metal penetrates into the pleural cavity causing a large gaping hole with resulting lung collapse.What condition is this?

Accepted Answer

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

Question 11

The exchange of oxygen and carbon dioxide between the air and blood in the lungs is called

Accepted Answer

A)  ventilation.
B)  systemic respiration.
C)  internal respiration.
D)  external respiration.
E)  cellular respiration.F) C) and E)
G) A) and E)

Question 12

Into what region of the pharynx do auditory tubes open?

Accepted Answer

A)  Oropharynx
B)  Nasopharynx
C)  LaryngopharynxD) A) and B)
E) None of the above B

Question 13

Contraction of these muscles depresses the ribs,but only during forced exhalation.

Accepted Answer

A)  External intercostals
B)  Scalenes
C)  Transversus thoracis
D)  Internal intercostals
E)  Serratus posterior inferiorF) A) and B)
G) B) and E) D

Question 14

What structure connects the larynx to the primary bronchi?

Accepted Answer

A)  Trachea
B)  Pharynx
C)  Esophagus
D)  Bronchioles
E)  Alveolar ductsF) C) and D)
G) A) and E)

Question 15

These muscles extend from a superior rib inferomedially to the adjacent inferior rib.They elevate the ribs upon contraction,thereby increasing the transverse dimensions of the thoracic cavity during inhalation.

Accepted Answer

A)  External intercostals
B)  Scalenes
C)  Transversus thoracis
D)  Internal intercostals
E)  Serratus posterior inferiorF) D) and E)
G) C) and E)

Question 16

During embryonic development,the conducting portion of the respiratory system develops by the _____ week.

Accepted Answer

A)  4th
B)  6th
C)  10th
D)  12th
E)  16thF) C) and D)
G) B) and C)

Question 17

Which is not a regulatory center for respiration?

Accepted Answer

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

Question 18

-In this sagittal section showing the upper respiratory tract,what structure does number 4 indicate?

Accepted Answer

A)  Uvula
B)  Soft palate
C)  Hard palate
D)  Nasal conchae
E)  EpiglottisF) All of the above
G) A) and B)

Question 19

Which is not located in the medulla oblongata?

Accepted Answer

A)  Ventral respiratory group
B)  Dorsal respiratory group
C)  Pneumotaxic group
D)  None of the choices is located in the medulla oblongata.
E)  Two of the choices are not located in the medulla oblongata.F) B) and C)
G) B) and D)

Question 20

-In this close-up image of a lung,what structure does number 2 indicate?

Accepted Answer

A)  Respiratory bronchiole
B)  Alveolar duct
C)  Alveolus
D)  Terminal bronchiole
E)  BronchioleF) A) and D)
G) A) and B)

Exam 25: Respiratory System

Foreign particles that are not filtered out by the respiratory epithelium are

Correct AnswerverifiedShow Answer

-In this sagittal section showing the upper respiratory tract,what number indicates the epiglottis?

Correct AnswerverifiedShow Answer

You may have noticed that after a large meal you have had some difficulty breathing.Which explanation is most accurate with regard to this situation?

Correct AnswerverifiedShow Answer

The typical cell making up the alveolar wall is the

Correct AnswerverifiedShow Answer

Primitive alveoli begin to develop profusely in the embryo around the

Correct AnswerverifiedShow Answer

What connects the pharynx to the trachea?

Correct AnswerverifiedD

During the development of the respiratory system,the vasculature,muscle,and cartilage of each lung form from

Correct AnswerverifiedShow Answer

What structure is also known as the "voice box"?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Following an automobile accident a piece of metal penetrates into the pleural cavity causing a large gaping hole with resulting lung collapse.What condition is this?

Correct AnswerverifiedShow Answer

The exchange of oxygen and carbon dioxide between the air and blood in the lungs is called

Correct AnswerverifiedShow Answer

Into what region of the pharynx do auditory tubes open?

Correct AnswerverifiedB

Contraction of these muscles depresses the ribs,but only during forced exhalation.

Correct AnswerverifiedD

What structure connects the larynx to the primary bronchi?

Correct AnswerverifiedShow Answer

These muscles extend from a superior rib inferomedially to the adjacent inferior rib.They elevate the ribs upon contraction,thereby increasing the transverse dimensions of the thoracic cavity during inhalation.

Correct AnswerverifiedShow Answer

During embryonic development,the conducting portion of the respiratory system develops by the _____ week.

Correct AnswerverifiedShow Answer

Which is not a regulatory center for respiration?

Correct AnswerverifiedShow Answer

-In this sagittal section showing the upper respiratory tract,what structure does number 4 indicate?

Correct AnswerverifiedShow Answer

Which is not located in the medulla oblongata?

Correct AnswerverifiedShow Answer

-In this close-up image of a lung,what structure does number 2 indicate?

Correct AnswerverifiedShow Answer

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D

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B

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D

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