Understanding Patho Pulmonary Quiz 5 Exam 3 Questions and Answers

Two types of airways in the pulmonary system: Ans: 1. conducting airways. 2. gas exchange. The conducting airways are involved in: Ans: ventilation; mechanical movement of air in/out of the lungs. Involves much of the initial airways. The gas exchange airways involves what function? Ans: respiration and exchange of gas across membranes resulting in O2/CO2 gas exchange. 3 major airways of the conducting airway: Ans: 1. upper airways. 2. larynx (laryngopharynx). 3. lower airways. Two components of the upper airways: Ans: 1. nasopharynx. 2. oropharynx. What is the purpose if the larynx? Ans: connects the upper and lower airways. Has a switching mechanism that only allows airway to be available in the breathing portion. Also functions for voice production. 3 components of the lower airways in the conducting airways: Ans: 1. trachea. 2. bronchi. 3. terminal bronchioles. The trachea deviates into: Ans: the right and left main stem bronchus. The split between the main bronchi is called: Ans: carina. Terminal bronchioles have small amounts of: Ans: cartilage. Most of the bronchioles are involved in: Ans: the respiration/gas exchange airway rather than the conducting airways. 3 major components of the gas-exchange airways: Ans: 1. respiratory bronch