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Quiz 5 study guide - Gas Exchange with complete solutions
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Quiz 5 study guide - Gas Exchange with complete solutions
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Quiz 5 study guide - Gas ExchangeDoes gas exchange occur in this part of the lungs?
Trachea
Diaphragm
Alveoli
Bronchioles - correct answer ✔✔Trachea--gas exchange does not occur
Diaphragm--gas exchange does not occur
Alveoli--gas exchange occurs
Bronchioles--gas exchange does not occur
Which best describes the way oxygen and carbon dioxide move between the alveoli and capillaries? -
correct answer ✔✔Gases move from a high pressure and concentration to a low pressure and
concentration.
What do we already know about oxygen? Select all that apply.
A. Oxygen is vital for cellular metabolism.
B. Oxygen is exchanged for carbon dioxide in the lung alveoli.
C. Hemoglobin is the transport vehicle for oxygen.
D. Each hemoglobin molecule is limited by the amount of oxygen it can carry.
E. Oxygen pressure is not used in the transfer of gases.
F. Higher altitudes make oxygen exchange easier. - correct answer ✔✔A, B, C, & D
Cause of impaired gas exchange. Ventilation problem or Perfusion problem?
Tongue blocking airway
Blood loss
,Muscle weakness
Carbon monoxide poisoning
No air
Sickle cell disease - correct answer ✔✔Ventilation Problem
-Tongue blocking airway
-Muscle weakness
-No air
Perfusion problem
-Carbon monoxide poisoning
-Blood loss
-Sickle cell disease
When gas exchange is impaired, the body compensates. (Increased/Decreased) oxygen levels in the
arterial blood signal the body to (increase/decrease) respirations, blood pressure, and heart rate so
quicker gas exchange can occur. - correct answer ✔✔Decreased....increased
Which actions will help prevent gas exchange problems in the future? Select all that apply.
A. Reading the warnings and following them when using bleach
B. Going out on days when there is a pollution advisory
C. Smoking a cigar to celebrate an achievement
D. Walking a mile at a fast pace
E. Getting an influenza shot yearly - correct answer ✔✔A, D, & E
Which of the following suggests a gas exchange problem? Select all that apply.
A. Chest pain
B. Shortness of breath
, C. Cough
D. Elevated oxygen saturation
E. Smoker - correct answer ✔✔A, B, C, & E
Which of the following can cause alterations in gas exchange? Select all that apply.
A. Blockage in the blood traveling away from the lung
B. Inability of the carbon dioxide to detach from the hemoglobin and enter the cells of the body
C. Inability for air to be exhaled from the lung
D. Inability for carbon dioxide to diffuse across capillaries and into the alveoli
E. Inability for oxygen to diffuse across the capillaries and into the red blood cell
F. Blockage of air traveling into the lung - correct answer ✔✔A, C, D, E, & F
Which of the following can cause alterations in gas exchange? Select all that apply.
A. Confusion
B. Low oxygen saturation
C. Loss of consciousness
D. Improved cognitive function
E. Red discoloration of the skin - correct answer ✔✔A, B, & C
Which actions will help prevent gas exchange problems in the future? Select all that apply.
A. Avoiding high levels of outdoor air pollution
B. Smoking cessation
C. Using an air purifier indoors
D. Learning to swim
E. Getting vaccinated against COVID-19 - correct answer ✔✔All of them
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