Practice Quiz

Respiratory Therapist

Category - Initiation and Modification of Interventions

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What is the definition of body humidity?
  1. The absolute humidity of inspired gas saturated at body temperature
  2. The actual amount of water vapor in a gas
  3. The actual amount of water vapor in a gas compared with the amount necessary to cause 100% saturation
  4. The difference between the water vapor content of gas at BTPS and the water vapor content of inspired gas
Explanation
Answer: A- Body humidity is the absolute humidity of inspired gas saturated at body temperature.

Absolute humidity is the actual amount of water vapor in a gas. Relative humidity is the actual amount of water vapor in a gas compared with the amount necessary to cause 100% saturation. Humidity deficit is the difference between the water vapor content of gas at BTPS and the water vapor content of inspired gas.
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