Identification should include the structures and functions of the respiratory system as follows:
- The nose functions to warm, moisten, and filter air.
- The pharynx is the passageway for air and food.
- The larynx functions as the voice box.
- The trachea and bronchi function to convey air into the lungs.
- Alveoli are the air sacs where gas exchange occurs.
Refer to Unit VII in Nurse Aide Curriculum, Virginia Board of Nursing, Virginia Department of Health Professions, 2018.
Process/Skill Questions:
- What is the function of the diaphragm in the breathing process?
- What happens to oxygen when the hemoglobin is low? Why?
- How many alveoli are present in the lungs?
- How do the alveoli play a major role in emphysema?