Respiratory Airways. The 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.
Synthesis Based on a reading and summary of related articles/texts, synthesis is your observation(s) of all the related texts, usually with a specific focus Synthesis often appears as the topic sentence in a longer paper, overviewing the specific content of a paragraph.
1 Chemical synthesis, the execution of chemical reactions to form a more complex molecule from chemical precursors. 2  Organic synthesis, the chemical synthesis of organic compounds. 3  Total synthesis, the complete organic synthesis of complex organic compounds, usually without the aid of biological processes.