A Pressurized Airplane Cabin and an Oxygen Tent Over a Patient

question 30

Multiple Choice

A pressurized airplane cabin and an oxygen tent over a patient in a hospital both impact the respiration rate of a person.How do these compare?

• A)The oxygen tent and the airplane increase the air pressure to increase the PCO₂.
• B)The oxygen tent and airplane cabin pressure lowers the partial pressures for normal breathing.
• C)Both use the same mechanism to force hemoglobin to increase affinity for oxygen.
• D)The oxygen tent increases concentration of O₂ while the airplane maintains total air pressure without changing concentrations.

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