Respiratory System

filters, warms, moistens air

• nose

• mouth

• epiglottis

• bronchi

inhales Oxygen and exhales Carbon Dioxide

• nose

• mouth

• epiglottis

• bronchi

flap of tissue - covers the trachea, prevents food or liquid from entering the lungs

• diaphragm

• trachea

• epiglottis

• bronchi

breathing tube - has protective rings of cartilage

• diaphragm

• trachea

• epiglottis

• bronchi

passageway that connects the windpipe to the lungs

• diaphragm

• trachea

• epiglottis

• bronchi

muscle that contracts (inhales) or relaxes (exhales) due to changes in air pressure

• lungs

• pharynx

• larynx

• diaphragm

back of the throat

• lungs

• pharynx

• larynx

• diaphragm

contains structures that vibrate back and forth to help us speak

• lungs

• pharynx

• larynx

• diaphragm

air sacs connected to bronchioles

• alveoli

• pharynx

• larynx

• diaphragm

surrounded by capillaries for quick exchange of oxygen and carbon dioxide

• alveoli

• pharynx

• larynx

• diaphragm