UNIT 4 LO2 Lungs

seals of windpipe during eating so food is not accidentally inhaled.

this is the voice box

long hollow tube that connects the larynx (voice box) and the bronchi of the lungs

this provides protection to the lungs

they shuttle air from and to the lungs

this is a passagway where the air passess through the nose and mouth to the alveoli (air sacs)

they are responsible for forced and quiet inhalation

pumps blood around the body

they are tiny sacs within our lungs that allow oxygen and carbon dioxide to move between the lungs and bloodstream

prevents separation of the two pleural layers and lubricates the surface, so the lungs can move easily within the thoracic cavity

aids optimal functioning of the lungs during breathing

separates the thoracic cavity, containing the heart and lungs