Respiratory System Quiz - Skill 1 And Skill 2
5 Questions
| Total Attempts: 498
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Read all questions carefully. Always check your answers.
Questions and Answers
- 1.
![During exhalation, when the diaphragm relaxes and the volume of the chest cavity decreases, air
pressure ________ inside the lungs. - ProProfs]( "During exhalation, when the diaphragm relaxes and the volume of the chest cavity decreases, air
pressure ________ inside the lungs.")
During exhalation, when the diaphragm relaxes and the volume of the chest cavity decreases, air pressure ________ inside the lungs.- A.
Decreases, then increases
- B.
Increases
- C.
Is unchanged
- D.
Decreases
- 2.
![Although children believe that "holding my breath until I die" is possible, parents know this to
not be true because - ProProfs]( "Although children believe that \"holding my breath until I die\" is possible, parents know this to
not be true because")
Although children believe that "holding my breath until I die" is possible, parents know this to not be true because- A.
As a child holds his or her breath, oxygen levels build, stimulating breathing by the brain stem.
- B.
As a child holds his or her breath, carbon dioxide levels decrease, stimulating breathing by the brain stem
- C.
As a child holds his or her breath, oxygen levels decrease, stimulating breathing by the brain stem
- D.
As a child holds his or her breath, carbon dioxide levels increase, stimulating breathing by the brain stem.
- 3.
![In the alveoli and lung capillaries, carbon dioxide and oxygen are exchanged by means of - ProProfs]( "In the alveoli and lung capillaries, carbon dioxide and oxygen are exchanged by means of")
In the alveoli and lung capillaries, carbon dioxide and oxygen are exchanged by means of- A.
Diffusion.
- B.
Active transport
- C.
Osmosis.
- D.
Phagocytosis.
- 4.
![As air is inhaled, which of the four following structures is the last to be encountered?
- ProProfs]( "As air is inhaled, which of the four following structures is the last to be encountered?")
As air is inhaled, which of the four following structures is the last to be encountered?- A.
Bronchi
- B.
Bronchiole
- C.
Larynx
- D.
Trachea
- 5.
![Which picture corresponds to inhalation? - ProProfs]( "Which picture corresponds to inhalation?")
Which picture corresponds to inhalation?- A.
The left one
- B.
The right one
- C.
Both correspond to inhalition
- D.
None
.png "Although children believe that \"holding my breath until I die\" is possible, parents know this to
not be true because")
.png "Which picture corresponds to inhalation?")
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