Question 1

Deoxygenated arterial blood passing through pulmonary capillaries is supplied from the bronchial arteries entering each lung.

Accepted Answer

A) True 
 B)False

Question 2

Inhaled air is humidified and warmed by the

Accepted Answer

A)  nasal cavity and the pharynx.
B)  nasal cavity and the larynx.
C)  nasal cavity and the paranasal sinuses.
D)  pharynx and the paranasal sinuses.
E)  tonsils and the paranasal sinuses.F) A) and E)
G) B) and E)

Question 3

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) All of the above
G) C) and E)

Question 4

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) All of the above

Question 5

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) A) and D)
G) C) and E)

Question 6

Where would you find mesothelium?
_____ Lining the inside of the alveoli
_____ Covering the trachea
____ On the outer surface of the lungs
____ On the inner surface of the thoracic walls
_____ Lining the inside of the trachea

Accepted Answer

_____ Lining the inside of the...

Question 7

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

Accepted Answer

A) True 
 B)False

Question 8

Which is not a function of the respiratory system?

Accepted Answer

A)  Sound reception
B)  Gas exchange
C)  Olfaction
D)  Gas conditioningE) C) and D)
F) A) and C)

Question 9

What prevents the trachea from collapsing?

Accepted Answer

A)  The internal air pressure within the trachea
B)  The surrounding muscles
C)  The internal epithelium
D)  The C-shaped cartilaginous rings
E)  Nothing,it pulsates (expands and contracts) with each breath.F) B) and D)
G) A) and C)

Question 10

The openings into the nasal cavity are the

Accepted Answer

A)  internal nares.
B)  fauces.
C)  external nares.
D)  paranasal sinuses.
E)  inferior nasal conchae.F) A) and B)
G) D) and E)

Question 11

The embryonic respiratory diverticulum is formed from

Accepted Answer

A)  ectoderm.
B)  mesoderm.
C)  endoderm.D) A) and B)
E) All of the above

Question 12

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) C) and D)
G) A) and D)

Question 13

-This figure shows respiratory control centers in the brainstem.What does number 1 indicate?

Accepted Answer

A)  Pontine respiratory center
B)  Apneustic center
C)  Dorsal respiratory group
D)  Ventral respiratory groupE) A) and B)
F) C) and D)

Question 14

What connects the pharynx to the trachea?

Accepted Answer

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

Question 15

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) All of the above
G) D) and E)

Question 16

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 B)
G) A) and E)

Question 17

-In these views of the trachea,what type of tissue does number 4 indicate?

Accepted Answer

A)  Keratinized stratified squamous epithelium
B)  Pseudostratified ciliated columnar epithelium
C)  Mucous connective tissue
D)  Ciliated simple columnar epithelium
E)  FibrocartilageF) B) and E)
G) D) and E)

Question 18

Where would you find the trachealis muscle?

Accepted Answer

A)  Between the esophagus and the diaphragm
B)  Between the trachea and the diaphragm
C)  Superior to the larynx
D)  Between the esophagus and the trachea
E)  Between the larynx and the pharynxF) A) and B)
G) A) and C)

Question 19

The larynx is supported by nine pieces of cartilage.Which cartilages occur in pairs?

Accepted Answer

A)  Thyroid and corniculate
B)  Corniculate and cuneiform
C)  Cricoid,corniculate,and arytenoid
D)  Corniculate,cuneiform,and arytenoid
E)  Arytenoid and cuneiformF) A) and B)
G) B) and D)

Question 20

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) A) and B)
G) A) and C)

Exam 25: Respiratory System

The openings into the nasal cavity are the

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

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What connects the pharynx to the trachea?

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What prevents the trachea from collapsing?

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Where would you find mesothelium? _____ Lining the inside of the alveoli _____ Covering the trachea ____ On the outer surface of the lungs ____ On the inner surface of the thoracic walls _____ Lining the inside of the trachea

Correct Answerverified_____ Lining the inside of the...View AnswerShow Answer

Deoxygenated arterial blood passing through pulmonary capillaries is supplied from the bronchial arteries entering each lung.

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Inhaled air is humidified and warmed by the

Correct AnswerverifiedShow Answer

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

Pulmonary surfactant begins to appear in the embryo around the

Correct AnswerverifiedShow Answer

-In these views of the trachea,what type of tissue does number 4 indicate?

Correct AnswerverifiedShow Answer

-This figure shows respiratory control centers in the brainstem.What does number 1 indicate?

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The larynx is supported by nine pieces of cartilage.Which cartilages occur in pairs?

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The embryonic respiratory diverticulum is formed from

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Which is not a function of the respiratory system?

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

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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

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

Where would you find the trachealis muscle?

Correct AnswerverifiedShow Answer

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Where would you find mesothelium? ___ Lining the inside of the alveoli _ Covering the trachea On the outer surface of the lungs On the inner surface of the thoracic walls ___ Lining the inside of the trachea

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_____ Lining the inside of the...
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