All terms in this list:

nasal passage: interior area of the nose where air can enter the body

pharynx: the throat

larynx: the voice box

trachea: tube through which air passes from the nose to the lungs, the windpipes

bronchial tube: two main air passages into the right and left lungs

broncholes: each bronchial tube divides into these tubes that get smaller and smaller

alvioli: tiny air sacks in the lungs; sit of carbon dioxide and oxogen exchange between blood and air in the lungs

lungs: two large sponge-like organs in the chest used for breathing

pleural membrane: covers the lungs and lines in the chest cavity, it has 2 thin layers

diaphragm: muscles beneath the lungs that allows the chest to expand during inhaling