1) Tube that connects the nose to the lungs a) Diaphragm b) Larynx c) Epiglottis d) Trachea 2) Gas you breathe out when you exhale  a) carbon dioxide b) oxygen c) gasoline d) methane 3) How is oxygen carried round the body? a) lungs b) air c) blood d) skin 4) Bags which fill with air during inhalation a) lungs b) bronchi c) alveoli d) heart 5) air travels down the trachea into the... a) pharynx b) larynx c) bronchi d) bronchioles 6) Which structure does air NOT travel through on its way to the lungs? a) bronchi b) trachea c) heart d) larynx 7) Structure that is also known as the windpipe... a) larynx b) trachea c) pharynx d) mouth 8) Large dome-shaped muscle that controls breathing... a) lung b) diaphragm c) intercostal muscle d) Gluteus maximus

Respiratory system

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