Final answer:
The trachea, bronchi, and alveoli are part of the lower respiratory system, which facilitates inhalation, gas exchange, and is supported by the cardiovascular system for gas transport.
Step-by-step explanation:
The trachea, bronchi, and alveoli are part of the lower respiratory system. These structures are critical for breathing and gas exchange. The trachea, or windpipe, carries air down from the larynx to the lungs. The trachea divides into the left and right bronchi, which further branch into smaller tubes called bronchioles that lead to the alveoli – the tiny air sacs where gas exchange occurs. During inhalation, air passes through the nasal cavity to the pharynx, larynx, and then travels down the trachea to the bronchi and bronchioles, and finally reaches the alveoli.
When addressing the question of airflow during inhalation, the correct order is: nasal cavity, pharynx, larynx, trachea, bronchi, bronchioles, and alveoli. In terms of the statement that is false regarding the human respiratory system, it is: The bronchioles branch into bronchi, because the correct statement is that the bronchi branch into bronchioles. Regarding the organs that air encounters upon entering the body, the order is: nasal cavity, pharynx, larynx, trachea, bronchi, bronchioles, and alveoli. The organ that is part of both the digestive and respiratory systems is the pharynx.
Anatomy of the Lower Respiratory System
The lower respiratory system is essential for respiration, which includes both inhalation and exhalation. The cardiovascular system aids the respiratory system in its primary function of gas exchange by transporting oxygen to the tissues and removing carbon dioxide.