RT Ch. 1 Airways/Alveoli Practice Quiz-B

7. What influences how easily water vapor can cross membranes?

Partial pressure of water vapor

8. When does the temperature of air reach isothermic saturation (body temperature; 37*C)?

In the bronchi, past the carina

43. Of the two ways water can move, which is active transport?

Hydrostatic pressure

7. Gas exchange is not inhibited when

Temp is 37*C

8. What happens to air temperature as it travels from pharynx to trachea?

Increases from 30C to 33C

7. Inspired gas has to be warmed to ___ and humidified to ___ before it reaches the alveoli.

37°C; 100%

56. What are the posterior nasal apertures?

Choanae

41. Osmosis is diffusion of water across a membrane.

True

56. What is divided by the nasal septum?

Nasal fossae

56. What is the medical term for nostrils?

Nares

40. Which type of transport requires ATP?

Active transport