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Match the respiratory disease or disorder with the best description. -thin, elastic alveolar walls are destroyed


A) sleep apnea
B) tuberculosis
C) pneumonia
D) bronchitis
E) asthma
F) emphysema

G) A) and E)
H) B) and C)

Correct Answer

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Adult insects exchange respiratory gases primarily by means of ____.


A) spiracles only
B) tracheal tubes and spiracles
C) lungs
D) gills
E) body surface

F) A) and B)
G) B) and E)

Correct Answer

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The group of animals with an efficient respiratory system, in that there is no "stale air" after exhalation, is the ____.


A) amphibians
B) birds
C) mammals
D) reptiles
E) fish

F) B) and D)
G) None of the above

Correct Answer

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Vocal cords are made of ____.


A) smooth muscle
B) cartilage
C) skeletal muscle
D) ligaments
E) tendons

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

Correct Answer

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Match the respiratory disease or disorder with the best description. -active bacterial infection, cough up bloody mucus, have chest pain, and find breathing difficult


A) sleep apnea
B) tuberculosis
C) pneumonia
D) bronchitis
E) asthma
F) emphysema

G) C) and F)
H) E) and F)

Correct Answer

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B

The maximum volume of air that moves in and out of the lungs with forced inhalation and exhalation is the ____.


A) vital capacity
B) tidal volume
C) forced inhalation volume
D) forced exhalation volume
E) residual volume

F) None of the above
G) A) and B)

Correct Answer

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The steepness of the concentration gradient across the respiratory membrane affects gas exchange, with a steeper gradient ____.


A) decreasing the rate of gas exchange
B) increasing the rate of gas exchange
C) decreasing the levels of carbon dioxide in the blood
D) increasing the levels of hemoglobin-bound oxygen
E) increasing the number of red blood cells

F) None of the above
G) B) and E)

Correct Answer

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Inhalation is always ____, whereas exhalation is usually ____.


A) active; active
B) active; passive
C) passive; active
D) passive; passive
E) variable depending on oxygen content; fixed

F) B) and D)
G) D) and E)

Correct Answer

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The respiratory membrane consists of alveolar epithelium, capillary endothelium, and ____.


A) a lubricating secretion
B) a connective tissue layer
C) fused basement membranes
D) gas
E) pleural membranes

F) All of the above
G) A) and B)

Correct Answer

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In which group does some gas exchange occur across the skin?


A) fish
B) insects
C) lizards
D) amphibians
E) snakes

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

Correct Answer

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D

Gases enter and leave a mammal's body by diffusing across a ____.


A) membrane made up of multiple cell layers
B) hard exoskeleton
C) thin, moist membrane
D) set of gills
E) protective layer of thick cells

F) B) and D)
G) A) and E)

Correct Answer

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The human vocal cords are located in the ____.


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

F) A) and B)
G) A) and E)

Correct Answer

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Match the respiratory disease or disorder with the best description. -inflammation of bronchial epithelium with excess mucous production and coughing


A) sleep apnea
B) tuberculosis
C) pneumonia
D) bronchitis
E) asthma
F) emphysema

G) B) and D)
H) A) and E)

Correct Answer

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Gas exchange in mammalian lungs occurs in the ____.


A) villi
B) anterior air sacs
C) posterior air sacs
D) bronchioles
E) alveoli

F) All of the above
G) A) and B)

Correct Answer

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E

The first lungs evolved from outpouchings of the gut wall in some ____.


A) bony fishes
B) amphibians
C) birds
D) reptiles
E) early mammals

F) C) and E)
G) A) and B)

Correct Answer

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Match the structure with the correct description. -pharynx


A) the primary "windpipe" between the larynx and the bronchi
B) contains a pair of vocal cords
C) airway that connects the bronchus to the alveoli
D) throat cavity behind the mouth
E) two immediate branches off of the trachea
F) flap-like structure that points upward and allows air to enter the trachea; closed during swallowing
G) gap between the vocal cords
H) microscopically small pockets lined with moist epithelium

I) G) and H)
J) None of the above

Correct Answer

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Contraction and relaxation of smooth muscle in the walls of ____ can alter their diameter and therefore air flow.


A) alveoli
B) bronchioles
C) bronchi
D) trachea
E) larynx

F) A) and D)
G) D) and E)

Correct Answer

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Match the type of respiratory system with the correct description.​ -​Air sacs in the lungs provide continual one-way flow of fresh, oxygen-rich air.


A) ​fish respiration
B) ​amphibian respiration
C) ​mammalian respiration
D) ​bird respiration
E) ​insect respiration

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

Correct Answer

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Match the type of respiratory system with the correct description.​ -​Air is conveyed directly to tissues by reinforced tubes.


A) ​fish respiration
B) ​amphibian respiration
C) ​mammalian respiration
D) ​bird respiration
E) ​insect respiration

F) B) and C)
G) A) and D)

Correct Answer

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Gases diffuse down a ____ gradient.


A) volume
B) temperature
C) osmotic
D) partial pressure
E) chemical

F) None of the above
G) A) and B)

Correct Answer

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