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Respiratory System

Across
Respiration exchange of carbon dioxide and oxygen in lungs
Windpipe that extends into left and right bronchi
Diaphragm relaxes and moves air up and out nasal cavity
Lined with mucous membranes that moisten and filter air
Pulmonary arteries and veins
Carry air into smaller branches of bronchioles
Composed of vocal cords, muscle and cartilage
Down
Diaphragm contracts to increase space
Common passageway for air and food
Respiration use of oxygen to produce ATP
Seperated by mediastinum and enclosed by diaphragm
Respiration exchange of gas between cells and capillaries