What happens to air as it passes through the respiratory system? air is cooled, filtered, and dried. air is trapped, cooled, and moistened. air is filtered, warmed, and moistened. air is trapped, filtered, and dried.

Nope it’s the third one it’s trapped by ur mouth, filtered by parts ur respiring system like alveoli, and moistened by salivary glands and mucus in your throat .

a. steroid--> influences moods in the limbic system

b. inhalant--> dissolves fatty tissue in the brain

c. marijuana--> changes how the hippocampus processes sensations