Question

multiple choice question
the trachea, bronchial tree, and the lungs all belong to the
o lower respiratory tract
o upper respiratory tract

Explanation:

The respiratory system is divided into upper and lower respiratory tracts. The upper respiratory tract includes the nose, nasal cavity, pharynx, and larynx. The lower respiratory tract consists of the trachea, bronchial tree (bronchi, bronchioles), and lungs. These structures are involved in gas exchange and are located below the larynx.

Answer:

lower respiratory tract