1 Explain how the structure of different segments of the respiratory airways reflect the functional roles that these airways play in air movement and gas exchange. 2  Distinguish the trachea, bronchi, terminal bronchioles, bronchioles, alveolar ducts, alveolar sacs, and alveoli based on key structural features.he respiratory airways extend from the respiratory bronchioles to the alveoli. 1  The respiratory bronchioles have a diameter of 0.5 millimeters and feature a few alveoli scattered along their walls. 2  The epithelium here remains low cuboidal.
Lily Collins and Chris Evans 'dating and having a lot of fun together since meeting at Oscars after-party'. Lily Collins has been swept off her feet by Captain America. The 25-year-old British beauty is reportedly 'dating' Chris Evans ,33, according to a new report from Us Weekly on Saturday. The new couple first met at the Vanity Fair Oscars party on February 22 and been 'having a lot of fun' together. Scroll down for video.
Actress | Soundtrack. Linda Evans was born on November 18, 1942 in Hartford, Connecticut, USA as Linda Evanstad. She is an actress, known for Dynasty (1981), The Big Valley (1965) and Tom Horn (1980). She was previously married to Stan Herman and John Derek. See full bio Â».