2. List major organs in the upper and lower respiratory tracts 3. The nasal cavity is lined with a mucous membrane They are

2. **Major Organs of the Respiratory Tract:*** **Upper Respiratory Tract:** * Nose and Nasal Cavity * Pharynx (throat) * Larynx (voice box)* **Lower Respiratory Tract:** * Trachea (windpipe) * Bronchi (and their smaller branches, bronchioles) * Lungs (including alveoli)3. The nasal cavity is lined with a mucous membrane. These membranes are **ciliated** (covered in tiny hair-like structures) and contain **goblet cells** that secrete mucus.