Respiratory System Respiratory System Diagram Draw the respiratory system to include the following: Nose Epiglottis Nasal Cavity Trachea Pharynx Bronchi Larynx Lungs Describe what occurs as air passes through the parts of the respiratory tract. Respiratory System Check Your Recall – Breathing Mechanism Ch...
(thenotochord), gill slits in the region of thepharynx, and a hollow dorsalnervecord. Of these features, the first two are present only during the embryonic stage in the human; the notochord is replaced by the vertebral column, and the pharyngeal gill slits are lost completely. The dorsal ...